diff --git a/scripts/api_example/test_image.py b/scripts/api_example/test_image.py
index 34a937e5..77d6d7c8 100644
--- a/scripts/api_example/test_image.py
+++ b/scripts/api_example/test_image.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/scripts/api_example/test_toolcall.py b/scripts/api_example/test_toolcall.py
index 04410db0..6a0a6f38 100644
--- a/scripts/api_example/test_toolcall.py
+++ b/scripts/api_example/test_toolcall.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/scripts/convert_ckpt/llamafy_baichuan2.py b/scripts/convert_ckpt/llamafy_baichuan2.py
index 077703f6..75e849b2 100644
--- a/scripts/convert_ckpt/llamafy_baichuan2.py
+++ b/scripts/convert_ckpt/llamafy_baichuan2.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -19,15 +19,10 @@ from typing import Any, Dict
 
 import fire
 import torch
+from huggingface_hub import split_torch_state_dict_into_shards
 from safetensors.torch import save_file
 from tqdm import tqdm
-from transformers.modeling_utils import (
-    SAFE_WEIGHTS_INDEX_NAME,
-    SAFE_WEIGHTS_NAME,
-    WEIGHTS_INDEX_NAME,
-    WEIGHTS_NAME,
-    shard_checkpoint,
-)
+from transformers.modeling_utils import SAFE_WEIGHTS_INDEX_NAME, SAFE_WEIGHTS_NAME, WEIGHTS_INDEX_NAME, WEIGHTS_NAME
 
 
 CONFIG_NAME = "config.json"
@@ -40,34 +35,42 @@ def save_weight(input_dir: str, output_dir: str, shard_size: str, save_safetenso
             shard_weight = torch.load(os.path.join(input_dir, filepath), map_location="cpu")
             baichuan2_state_dict.update(shard_weight)
 
-    llama2_state_dict: Dict[str, torch.Tensor] = OrderedDict()
+    llama_state_dict: Dict[str, torch.Tensor] = OrderedDict()
     for key, value in tqdm(baichuan2_state_dict.items(), desc="Convert format"):
         if "W_pack" in key:
             proj_size = value.size(0) // 3
-            llama2_state_dict[key.replace("W_pack", "q_proj")] = value[:proj_size, :]
-            llama2_state_dict[key.replace("W_pack", "k_proj")] = value[proj_size : 2 * proj_size, :]
-            llama2_state_dict[key.replace("W_pack", "v_proj")] = value[2 * proj_size :, :]
+            llama_state_dict[key.replace("W_pack", "q_proj")] = value[:proj_size, :]
+            llama_state_dict[key.replace("W_pack", "k_proj")] = value[proj_size : 2 * proj_size, :]
+            llama_state_dict[key.replace("W_pack", "v_proj")] = value[2 * proj_size :, :]
         elif "lm_head" in key:
-            llama2_state_dict[key] = torch.nn.functional.normalize(value)
+            llama_state_dict[key] = torch.nn.functional.normalize(value)
         else:
-            llama2_state_dict[key] = value
+            llama_state_dict[key] = value
 
     weights_name = SAFE_WEIGHTS_NAME if save_safetensors else WEIGHTS_NAME
-    shards, index = shard_checkpoint(llama2_state_dict, max_shard_size=shard_size, weights_name=weights_name)
-
-    for shard_file, shard in tqdm(shards.items(), desc="Save weights"):
+    filename_pattern = weights_name.replace(".bin", "{suffix}.bin").replace(".safetensors", "{suffix}.safetensors")
+    state_dict_split = split_torch_state_dict_into_shards(
+        llama_state_dict, filename_pattern=filename_pattern, max_shard_size=shard_size
+    )
+    for shard_file, tensors in tqdm(state_dict_split.filename_to_tensors.items(), desc="Save weights"):
+        shard = {tensor: llama_state_dict[tensor].contiguous() for tensor in tensors}
         if save_safetensors:
             save_file(shard, os.path.join(output_dir, shard_file), metadata={"format": "pt"})
         else:
             torch.save(shard, os.path.join(output_dir, shard_file))
 
-    if index is None:
-        print(f"Model weights saved in {os.path.join(output_dir, WEIGHTS_NAME)}")
+    if not state_dict_split.is_sharded:
+        print(f"Model weights saved in {os.path.join(output_dir, weights_name)}.")
     else:
+        index = {
+            "metadata": state_dict_split.metadata,
+            "weight_map": state_dict_split.tensor_to_filename,
+        }
         index_name = SAFE_WEIGHTS_INDEX_NAME if save_safetensors else WEIGHTS_INDEX_NAME
         with open(os.path.join(output_dir, index_name), "w", encoding="utf-8") as f:
             json.dump(index, f, indent=2, sort_keys=True)
-        print(f"Model weights saved in {output_dir}")
+
+        print(f"Model weights saved in {output_dir}.")
 
 
 def save_config(input_dir: str, output_dir: str):
@@ -81,6 +84,7 @@ def save_config(input_dir: str, output_dir: str):
 
     with open(os.path.join(output_dir, CONFIG_NAME), "w", encoding="utf-8") as f:
         json.dump(llama2_config_dict, f, indent=2)
+
     print(f"Model config saved in {os.path.join(output_dir, CONFIG_NAME)}")
 
 
diff --git a/scripts/convert_ckpt/llamafy_qwen.py b/scripts/convert_ckpt/llamafy_qwen.py
index beabe4b1..bb3fe519 100644
--- a/scripts/convert_ckpt/llamafy_qwen.py
+++ b/scripts/convert_ckpt/llamafy_qwen.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -19,16 +19,11 @@ from typing import Any, Dict
 
 import fire
 import torch
+from huggingface_hub import split_torch_state_dict_into_shards
 from safetensors import safe_open
 from safetensors.torch import save_file
 from tqdm import tqdm
-from transformers.modeling_utils import (
-    SAFE_WEIGHTS_INDEX_NAME,
-    SAFE_WEIGHTS_NAME,
-    WEIGHTS_INDEX_NAME,
-    WEIGHTS_NAME,
-    shard_checkpoint,
-)
+from transformers.modeling_utils import SAFE_WEIGHTS_INDEX_NAME, SAFE_WEIGHTS_NAME, WEIGHTS_INDEX_NAME, WEIGHTS_NAME
 from transformers.utils import check_min_version
 
 
@@ -49,60 +44,68 @@ def save_weight(input_dir: str, output_dir: str, shard_size: str, save_safetenso
                 for key in f.keys():
                     qwen_state_dict[key] = f.get_tensor(key)
 
-    llama2_state_dict: Dict[str, torch.Tensor] = OrderedDict()
+    llama_state_dict: Dict[str, torch.Tensor] = OrderedDict()
     torch_dtype = None
     for key, value in tqdm(qwen_state_dict.items(), desc="Convert format"):
         if torch_dtype is None:
             torch_dtype = value.dtype
         if "wte" in key:
-            llama2_state_dict["model.embed_tokens.weight"] = value
+            llama_state_dict["model.embed_tokens.weight"] = value
         elif "ln_f" in key:
-            llama2_state_dict["model.norm.weight"] = value
+            llama_state_dict["model.norm.weight"] = value
         else:
             key = key.replace("transformer.h", "model.layers")
             if "attn.c_attn" in key:
                 proj_size = value.size(0) // 3
-                llama2_state_dict[key.replace("attn.c_attn", "self_attn.q_proj")] = value[:proj_size, ...]
-                llama2_state_dict[key.replace("attn.c_attn", "self_attn.k_proj")] = value[
+                llama_state_dict[key.replace("attn.c_attn", "self_attn.q_proj")] = value[:proj_size, ...]
+                llama_state_dict[key.replace("attn.c_attn", "self_attn.k_proj")] = value[
                     proj_size : 2 * proj_size, ...
                 ]
-                llama2_state_dict[key.replace("attn.c_attn", "self_attn.v_proj")] = value[2 * proj_size :, ...]
+                llama_state_dict[key.replace("attn.c_attn", "self_attn.v_proj")] = value[2 * proj_size :, ...]
             elif "attn.c_proj" in key:
-                llama2_state_dict[key.replace("attn.c_proj", "self_attn.o_proj")] = value
-                llama2_state_dict[key.replace("attn.c_proj.weight", "self_attn.o_proj.bias")] = torch.zeros_like(
+                llama_state_dict[key.replace("attn.c_proj", "self_attn.o_proj")] = value
+                llama_state_dict[key.replace("attn.c_proj.weight", "self_attn.o_proj.bias")] = torch.zeros_like(
                     value[:, 0]
                 ).squeeze()
             elif "ln_1" in key:
-                llama2_state_dict[key.replace("ln_1", "input_layernorm")] = value
+                llama_state_dict[key.replace("ln_1", "input_layernorm")] = value
             elif "ln_2" in key:
-                llama2_state_dict[key.replace("ln_2", "post_attention_layernorm")] = value
+                llama_state_dict[key.replace("ln_2", "post_attention_layernorm")] = value
             elif "mlp.w1" in key:
-                llama2_state_dict[key.replace("mlp.w1", "mlp.up_proj")] = value
+                llama_state_dict[key.replace("mlp.w1", "mlp.up_proj")] = value
             elif "mlp.w2" in key:
-                llama2_state_dict[key.replace("mlp.w2", "mlp.gate_proj")] = value
+                llama_state_dict[key.replace("mlp.w2", "mlp.gate_proj")] = value
             elif "mlp.c_proj" in key:
-                llama2_state_dict[key.replace("mlp.c_proj", "mlp.down_proj")] = value
+                llama_state_dict[key.replace("mlp.c_proj", "mlp.down_proj")] = value
             elif "lm_head" in key:
-                llama2_state_dict[key] = value
+                llama_state_dict[key] = value
             else:
                 raise KeyError(f"Unable to process key {key}")
 
     weights_name = SAFE_WEIGHTS_NAME if save_safetensors else WEIGHTS_NAME
-    shards, index = shard_checkpoint(llama2_state_dict, max_shard_size=shard_size, weights_name=weights_name)
-
-    for shard_file, shard in tqdm(shards.items(), desc="Save weights"):
+    filename_pattern = weights_name.replace(".bin", "{suffix}.bin").replace(".safetensors", "{suffix}.safetensors")
+    state_dict_split = split_torch_state_dict_into_shards(
+        llama_state_dict, filename_pattern=filename_pattern, max_shard_size=shard_size
+    )
+    for shard_file, tensors in tqdm(state_dict_split.filename_to_tensors.items(), desc="Save weights"):
+        shard = {tensor: llama_state_dict[tensor].contiguous() for tensor in tensors}
         if save_safetensors:
             save_file(shard, os.path.join(output_dir, shard_file), metadata={"format": "pt"})
         else:
             torch.save(shard, os.path.join(output_dir, shard_file))
 
-    if index is None:
-        print(f"Model weights saved in {os.path.join(output_dir, weights_name)}")
+    if not state_dict_split.is_sharded:
+        print(f"Model weights saved in {os.path.join(output_dir, weights_name)}.")
     else:
+        index = {
+            "metadata": state_dict_split.metadata,
+            "weight_map": state_dict_split.tensor_to_filename,
+        }
         index_name = SAFE_WEIGHTS_INDEX_NAME if save_safetensors else WEIGHTS_INDEX_NAME
         with open(os.path.join(output_dir, index_name), "w", encoding="utf-8") as f:
             json.dump(index, f, indent=2, sort_keys=True)
-        print(f"Model weights saved in {output_dir}")
+
+        print(f"Model weights saved in {output_dir}.")
 
     return str(torch_dtype).replace("torch.", "")
 
@@ -134,6 +137,7 @@ def save_config(input_dir: str, output_dir: str, torch_dtype: str):
 
     with open(os.path.join(output_dir, CONFIG_NAME), "w", encoding="utf-8") as f:
         json.dump(llama2_config_dict, f, indent=2)
+
     print(f"Model config saved in {os.path.join(output_dir, CONFIG_NAME)}")
 
 
diff --git a/scripts/llama_pro.py b/scripts/llama_pro.py
index 447890f4..dd10b525 100644
--- a/scripts/llama_pro.py
+++ b/scripts/llama_pro.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Tencent Inc. and the LlamaFactory team.
+# Copyright 2025 Tencent Inc. and the LlamaFactory team.
 #
 # This code is inspired by the Tencent's LLaMA-Pro library.
 # https://github.com/TencentARC/LLaMA-Pro/blob/main/scripts/block_expansion.py
@@ -18,20 +18,15 @@
 import json
 import os
 from collections import OrderedDict
-from typing import TYPE_CHECKING
+from typing import TYPE_CHECKING, Dict
 
 import fire
 import torch
+from huggingface_hub import split_torch_state_dict_into_shards
 from safetensors.torch import save_file
 from tqdm import tqdm
 from transformers import AutoConfig, AutoModelForCausalLM, AutoTokenizer, PreTrainedModel
-from transformers.modeling_utils import (
-    SAFE_WEIGHTS_INDEX_NAME,
-    SAFE_WEIGHTS_NAME,
-    WEIGHTS_INDEX_NAME,
-    WEIGHTS_NAME,
-    shard_checkpoint,
-)
+from transformers.modeling_utils import SAFE_WEIGHTS_INDEX_NAME, SAFE_WEIGHTS_NAME, WEIGHTS_INDEX_NAME, WEIGHTS_NAME
 
 
 if TYPE_CHECKING:
@@ -46,41 +41,36 @@ def block_expansion(
     model_name_or_path: str,
     output_dir: str,
     num_expand: int,
-    shard_size: str = "2GB",
+    shard_size: str = "5GB",
     save_safetensors: bool = True,
 ):
     r"""
-    Performs block expansion for LLaMA, Mistral, Qwen1.5 or Yi models.
+    Performs block expansion for LLaMA, Mistral, Qwen2 or Yi models.
     Usage: python llama_pro.py --model_name_or_path meta-llama/Llama-2-7b-hf --output_dir llama2_pro --num_expand 8
     """
-    config: "PretrainedConfig" = AutoConfig.from_pretrained(model_name_or_path)
+    config: "PretrainedConfig" = AutoConfig.from_pretrained(model_name_or_path, trust_remote_code=True)
     num_layers = getattr(config, "num_hidden_layers")
-    setattr(config, "num_hidden_layers", num_layers + num_expand)
-    config.save_pretrained(output_dir)
-
-    tokenizer = AutoTokenizer.from_pretrained(model_name_or_path)
-    tokenizer.save_pretrained(output_dir)
-
-    config = AutoConfig.from_pretrained(model_name_or_path)  # load the original one
-    if save_safetensors:
-        setattr(config, "tie_word_embeddings", False)  # safetensors does not allow shared weights
-
-    model = AutoModelForCausalLM.from_pretrained(
-        model_name_or_path,
-        config=config,
-        torch_dtype="auto",
-        trust_remote_code=True,
-        low_cpu_mem_usage=True,
-    )
-    assert isinstance(model, PreTrainedModel)  # type hint
-    state_dict = model.state_dict()
-
     if num_layers % num_expand != 0:
         raise ValueError(f"`num_layers` {num_layers} should be divisible by `num_expand` {num_expand}.")
 
+    setattr(config, "num_hidden_layers", num_layers + num_expand)
+    config.save_pretrained(output_dir)
+
+    tokenizer = AutoTokenizer.from_pretrained(model_name_or_path, trust_remote_code=True)
+    tokenizer.save_pretrained(output_dir)
+
+    print(f"Expanding model of {num_layers} layers to {num_layers + num_expand} layers.")
+    model = AutoModelForCausalLM.from_pretrained(
+        model_name_or_path, torch_dtype="auto", device_map="cpu", trust_remote_code=True, low_cpu_mem_usage=True
+    )
+    assert isinstance(model, PreTrainedModel)  # type hint
+    if save_safetensors and getattr(model.config, "tie_word_embeddings", False):
+        del model.lm_head  # safetensors does not allow shared weights
+
     split = num_layers // num_expand
     layer_cnt = 0
-    output_state_dict = OrderedDict()
+    state_dict = model.state_dict()
+    output_state_dict: Dict[str, "torch.Tensor"] = OrderedDict()
     for i in range(num_layers):
         for key, value in state_dict.items():
             if f".{i:d}." in key:
@@ -104,17 +94,24 @@ def block_expansion(
             output_state_dict[key] = value
 
     weights_name = SAFE_WEIGHTS_NAME if save_safetensors else WEIGHTS_NAME
-    shards, index = shard_checkpoint(output_state_dict, max_shard_size=shard_size, weights_name=weights_name)
-
-    for shard_file, shard in tqdm(shards.items(), desc="Save weights"):
+    filename_pattern = weights_name.replace(".bin", "{suffix}.bin").replace(".safetensors", "{suffix}.safetensors")
+    state_dict_split = split_torch_state_dict_into_shards(
+        output_state_dict, filename_pattern=filename_pattern, max_shard_size=shard_size
+    )
+    for shard_file, tensors in tqdm(state_dict_split.filename_to_tensors.items(), desc="Save weights"):
+        shard = {tensor: output_state_dict[tensor].contiguous() for tensor in tensors}
         if save_safetensors:
             save_file(shard, os.path.join(output_dir, shard_file), metadata={"format": "pt"})
         else:
             torch.save(shard, os.path.join(output_dir, shard_file))
 
-    if index is None:
+    if not state_dict_split.is_sharded:
         print(f"Model weights saved in {os.path.join(output_dir, weights_name)}.")
     else:
+        index = {
+            "metadata": state_dict_split.metadata,
+            "weight_map": state_dict_split.tensor_to_filename,
+        }
         index_name = SAFE_WEIGHTS_INDEX_NAME if save_safetensors else WEIGHTS_INDEX_NAME
         with open(os.path.join(output_dir, index_name), "w", encoding="utf-8") as f:
             json.dump(index, f, indent=2, sort_keys=True)
diff --git a/scripts/loftq_init.py b/scripts/loftq_init.py
index 5e640843..83e38e88 100644
--- a/scripts/loftq_init.py
+++ b/scripts/loftq_init.py
@@ -1,4 +1,4 @@
-# Copyright 2024 HuggingFace Inc. and the LlamaFactory team.
+# Copyright 2025 HuggingFace Inc. and the LlamaFactory team.
 #
 # This code is based on the HuggingFace's PEFT library.
 # https://github.com/huggingface/peft/blob/v0.10.0/examples/loftq_finetuning/quantize_save_load.py
diff --git a/scripts/pissa_init.py b/scripts/pissa_init.py
index f7092f0e..3be11fbf 100644
--- a/scripts/pissa_init.py
+++ b/scripts/pissa_init.py
@@ -1,4 +1,4 @@
-# Copyright 2024 HuggingFace Inc. and the LlamaFactory team.
+# Copyright 2025 HuggingFace Inc. and the LlamaFactory team.
 #
 # This code is based on the HuggingFace's PEFT library.
 # https://github.com/huggingface/peft/blob/v0.11.0/examples/pissa_finetuning/preprocess.py
diff --git a/scripts/stat_utils/cal_flops.py b/scripts/stat_utils/cal_flops.py
index 2bcf697b..a9eb033f 100644
--- a/scripts/stat_utils/cal_flops.py
+++ b/scripts/stat_utils/cal_flops.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Microsoft Corporation and the LlamaFactory team.
+# Copyright 2025 Microsoft Corporation and the LlamaFactory team.
 #
 # This code is inspired by the Microsoft's DeepSpeed library.
 # https://www.deepspeed.ai/tutorials/flops-profiler/
diff --git a/scripts/stat_utils/cal_lr.py b/scripts/stat_utils/cal_lr.py
index 21206a28..85921d90 100644
--- a/scripts/stat_utils/cal_lr.py
+++ b/scripts/stat_utils/cal_lr.py
@@ -1,4 +1,4 @@
-# Copyright 2024 imoneoi and the LlamaFactory team.
+# Copyright 2025 imoneoi and the LlamaFactory team.
 #
 # This code is inspired by the imoneoi's OpenChat library.
 # https://github.com/imoneoi/openchat/blob/3.6.0/ochat/training_deepspeed/train.py
diff --git a/scripts/stat_utils/cal_mfu.py b/scripts/stat_utils/cal_mfu.py
index edc6e234..ef5672d2 100644
--- a/scripts/stat_utils/cal_mfu.py
+++ b/scripts/stat_utils/cal_mfu.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/scripts/stat_utils/cal_ppl.py b/scripts/stat_utils/cal_ppl.py
index 32d50e64..768202f9 100644
--- a/scripts/stat_utils/cal_ppl.py
+++ b/scripts/stat_utils/cal_ppl.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/scripts/stat_utils/length_cdf.py b/scripts/stat_utils/length_cdf.py
index 5cf25347..275549ba 100644
--- a/scripts/stat_utils/length_cdf.py
+++ b/scripts/stat_utils/length_cdf.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/scripts/vllm_infer.py b/scripts/vllm_infer.py
index 796d5b98..2550f5ba 100644
--- a/scripts/vllm_infer.py
+++ b/scripts/vllm_infer.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/setup.py b/setup.py
index 908552da..0802efbe 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/api.py b/src/api.py
index ad2e8cbb..61215459 100644
--- a/src/api.py
+++ b/src/api.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/__init__.py b/src/llamafactory/__init__.py
index 0b5d8cce..9b807697 100644
--- a/src/llamafactory/__init__.py
+++ b/src/llamafactory/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/api/app.py b/src/llamafactory/api/app.py
index 50b53e9e..b3c136de 100644
--- a/src/llamafactory/api/app.py
+++ b/src/llamafactory/api/app.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/api/chat.py b/src/llamafactory/api/chat.py
index c467a3e6..6959f4d8 100644
--- a/src/llamafactory/api/chat.py
+++ b/src/llamafactory/api/chat.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/api/common.py b/src/llamafactory/api/common.py
index d1ac94de..59c84de6 100644
--- a/src/llamafactory/api/common.py
+++ b/src/llamafactory/api/common.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/api/protocol.py b/src/llamafactory/api/protocol.py
index c6fe6f75..310e743e 100644
--- a/src/llamafactory/api/protocol.py
+++ b/src/llamafactory/api/protocol.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/chat/__init__.py b/src/llamafactory/chat/__init__.py
index 07276d48..15d8b9ba 100644
--- a/src/llamafactory/chat/__init__.py
+++ b/src/llamafactory/chat/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/chat/base_engine.py b/src/llamafactory/chat/base_engine.py
index 700e1eef..60a8e007 100644
--- a/src/llamafactory/chat/base_engine.py
+++ b/src/llamafactory/chat/base_engine.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/chat/hf_engine.py b/src/llamafactory/chat/hf_engine.py
index 7b5e3bbe..88e22aaa 100644
--- a/src/llamafactory/chat/hf_engine.py
+++ b/src/llamafactory/chat/hf_engine.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/chat/vllm_engine.py b/src/llamafactory/chat/vllm_engine.py
index ee9c4c8c..86c36f0a 100644
--- a/src/llamafactory/chat/vllm_engine.py
+++ b/src/llamafactory/chat/vllm_engine.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/cli.py b/src/llamafactory/cli.py
index 72085e2d..5ce7a964 100644
--- a/src/llamafactory/cli.py
+++ b/src/llamafactory/cli.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/__init__.py b/src/llamafactory/data/__init__.py
index ea1a02f2..247d8cf0 100644
--- a/src/llamafactory/data/__init__.py
+++ b/src/llamafactory/data/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/aligner.py b/src/llamafactory/data/aligner.py
index 82bbfafb..aafe1536 100644
--- a/src/llamafactory/data/aligner.py
+++ b/src/llamafactory/data/aligner.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/data_utils.py b/src/llamafactory/data/data_utils.py
index bd5d3587..9c2f527c 100644
--- a/src/llamafactory/data/data_utils.py
+++ b/src/llamafactory/data/data_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/formatter.py b/src/llamafactory/data/formatter.py
index f6c24468..ac558770 100644
--- a/src/llamafactory/data/formatter.py
+++ b/src/llamafactory/data/formatter.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/loader.py b/src/llamafactory/data/loader.py
index 3c7e34a4..7e972c88 100644
--- a/src/llamafactory/data/loader.py
+++ b/src/llamafactory/data/loader.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/parser.py b/src/llamafactory/data/parser.py
index 709d0c90..493eba68 100644
--- a/src/llamafactory/data/parser.py
+++ b/src/llamafactory/data/parser.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/preprocess.py b/src/llamafactory/data/preprocess.py
index c5a10ec9..27363791 100644
--- a/src/llamafactory/data/preprocess.py
+++ b/src/llamafactory/data/preprocess.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/processors/feedback.py b/src/llamafactory/data/processors/feedback.py
index b670da44..37b8154d 100644
--- a/src/llamafactory/data/processors/feedback.py
+++ b/src/llamafactory/data/processors/feedback.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/processors/pairwise.py b/src/llamafactory/data/processors/pairwise.py
index a594c984..242febfc 100644
--- a/src/llamafactory/data/processors/pairwise.py
+++ b/src/llamafactory/data/processors/pairwise.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/processors/processor_utils.py b/src/llamafactory/data/processors/processor_utils.py
index 8e13d100..95198623 100644
--- a/src/llamafactory/data/processors/processor_utils.py
+++ b/src/llamafactory/data/processors/processor_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/processors/supervised.py b/src/llamafactory/data/processors/supervised.py
index 83bd8ba2..d7dc7379 100644
--- a/src/llamafactory/data/processors/supervised.py
+++ b/src/llamafactory/data/processors/supervised.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/processors/unsupervised.py b/src/llamafactory/data/processors/unsupervised.py
index e21ebd42..d85f28dd 100644
--- a/src/llamafactory/data/processors/unsupervised.py
+++ b/src/llamafactory/data/processors/unsupervised.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/data/template.py b/src/llamafactory/data/template.py
index e87643da..5615557c 100644
--- a/src/llamafactory/data/template.py
+++ b/src/llamafactory/data/template.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -642,7 +642,7 @@ _register_template(
 
 _register_template(
     name="empty",
-    efficient_eos=True,
+    format_assistant=StringFormatter(slots=["{{content}}"]),
 )
 
 
diff --git a/src/llamafactory/data/tool_utils.py b/src/llamafactory/data/tool_utils.py
index 44cf86cc..6132e982 100644
--- a/src/llamafactory/data/tool_utils.py
+++ b/src/llamafactory/data/tool_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/eval/evaluator.py b/src/llamafactory/eval/evaluator.py
index 82e37f41..99758dd2 100644
--- a/src/llamafactory/eval/evaluator.py
+++ b/src/llamafactory/eval/evaluator.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # This code is inspired by the Dan's test library.
 # https://github.com/hendrycks/test/blob/master/evaluate_flan.py
diff --git a/src/llamafactory/eval/template.py b/src/llamafactory/eval/template.py
index e6ab46a5..e1454097 100644
--- a/src/llamafactory/eval/template.py
+++ b/src/llamafactory/eval/template.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/extras/constants.py b/src/llamafactory/extras/constants.py
index d570cc7a..90cd21e6 100644
--- a/src/llamafactory/extras/constants.py
+++ b/src/llamafactory/extras/constants.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/extras/ploting.py b/src/llamafactory/extras/ploting.py
index 3e372a38..d05970d2 100644
--- a/src/llamafactory/extras/ploting.py
+++ b/src/llamafactory/extras/ploting.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/hparams/__init__.py b/src/llamafactory/hparams/__init__.py
index 254a845e..9bcc4295 100644
--- a/src/llamafactory/hparams/__init__.py
+++ b/src/llamafactory/hparams/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/hparams/evaluation_args.py b/src/llamafactory/hparams/evaluation_args.py
index a7f221ca..ec1867e8 100644
--- a/src/llamafactory/hparams/evaluation_args.py
+++ b/src/llamafactory/hparams/evaluation_args.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/hparams/finetuning_args.py b/src/llamafactory/hparams/finetuning_args.py
index fa71907e..52e37a3b 100644
--- a/src/llamafactory/hparams/finetuning_args.py
+++ b/src/llamafactory/hparams/finetuning_args.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/hparams/generating_args.py b/src/llamafactory/hparams/generating_args.py
index 377fea15..db3306d6 100644
--- a/src/llamafactory/hparams/generating_args.py
+++ b/src/llamafactory/hparams/generating_args.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/launcher.py b/src/llamafactory/launcher.py
index b93f2ad1..169b042a 100644
--- a/src/llamafactory/launcher.py
+++ b/src/llamafactory/launcher.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/__init__.py b/src/llamafactory/model/__init__.py
index 48cfe76c..1957ff8d 100644
--- a/src/llamafactory/model/__init__.py
+++ b/src/llamafactory/model/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/adapter.py b/src/llamafactory/model/adapter.py
index 9edd87dd..2602d5a3 100644
--- a/src/llamafactory/model/adapter.py
+++ b/src/llamafactory/model/adapter.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/loader.py b/src/llamafactory/model/loader.py
index 113ddafa..19e57099 100644
--- a/src/llamafactory/model/loader.py
+++ b/src/llamafactory/model/loader.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/attention.py b/src/llamafactory/model/model_utils/attention.py
index 8ec74351..3302de2e 100644
--- a/src/llamafactory/model/model_utils/attention.py
+++ b/src/llamafactory/model/model_utils/attention.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/embedding.py b/src/llamafactory/model/model_utils/embedding.py
index 497bac16..199b53c3 100644
--- a/src/llamafactory/model/model_utils/embedding.py
+++ b/src/llamafactory/model/model_utils/embedding.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/liger_kernel.py b/src/llamafactory/model/model_utils/liger_kernel.py
index 294e828c..16623873 100644
--- a/src/llamafactory/model/model_utils/liger_kernel.py
+++ b/src/llamafactory/model/model_utils/liger_kernel.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/misc.py b/src/llamafactory/model/model_utils/misc.py
index f3228638..e5f8ce5f 100644
--- a/src/llamafactory/model/model_utils/misc.py
+++ b/src/llamafactory/model/model_utils/misc.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/mod.py b/src/llamafactory/model/model_utils/mod.py
index ec73af00..5f67cd50 100644
--- a/src/llamafactory/model/model_utils/mod.py
+++ b/src/llamafactory/model/model_utils/mod.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/moe.py b/src/llamafactory/model/model_utils/moe.py
index cd5558d3..4e520d5c 100644
--- a/src/llamafactory/model/model_utils/moe.py
+++ b/src/llamafactory/model/model_utils/moe.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/unsloth.py b/src/llamafactory/model/model_utils/unsloth.py
index 4f4fd499..899cc971 100644
--- a/src/llamafactory/model/model_utils/unsloth.py
+++ b/src/llamafactory/model/model_utils/unsloth.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/model_utils/valuehead.py b/src/llamafactory/model/model_utils/valuehead.py
index a1eed179..ace90f75 100644
--- a/src/llamafactory/model/model_utils/valuehead.py
+++ b/src/llamafactory/model/model_utils/valuehead.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/model/patcher.py b/src/llamafactory/model/patcher.py
index cf110af9..aab2052d 100644
--- a/src/llamafactory/model/patcher.py
+++ b/src/llamafactory/model/patcher.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/callbacks.py b/src/llamafactory/train/callbacks.py
index 5906a4a6..41c83819 100644
--- a/src/llamafactory/train/callbacks.py
+++ b/src/llamafactory/train/callbacks.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/dpo/__init__.py b/src/llamafactory/train/dpo/__init__.py
index 9ce0d089..73c1a4a6 100644
--- a/src/llamafactory/train/dpo/__init__.py
+++ b/src/llamafactory/train/dpo/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/kto/__init__.py b/src/llamafactory/train/kto/__init__.py
index a1900368..491b067e 100644
--- a/src/llamafactory/train/kto/__init__.py
+++ b/src/llamafactory/train/kto/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/ppo/__init__.py b/src/llamafactory/train/ppo/__init__.py
index 161f6f5d..ed9bc4d2 100644
--- a/src/llamafactory/train/ppo/__init__.py
+++ b/src/llamafactory/train/ppo/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/ppo/ppo_utils.py b/src/llamafactory/train/ppo/ppo_utils.py
index 11ce25a9..55b79b4e 100644
--- a/src/llamafactory/train/ppo/ppo_utils.py
+++ b/src/llamafactory/train/ppo/ppo_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/pt/__init__.py b/src/llamafactory/train/pt/__init__.py
index d80e6f22..1f5c2898 100644
--- a/src/llamafactory/train/pt/__init__.py
+++ b/src/llamafactory/train/pt/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/pt/trainer.py b/src/llamafactory/train/pt/trainer.py
index 1e692204..3024004d 100644
--- a/src/llamafactory/train/pt/trainer.py
+++ b/src/llamafactory/train/pt/trainer.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/rm/__init__.py b/src/llamafactory/train/rm/__init__.py
index 48278315..f0e8a45c 100644
--- a/src/llamafactory/train/rm/__init__.py
+++ b/src/llamafactory/train/rm/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/rm/metric.py b/src/llamafactory/train/rm/metric.py
index 17e47cc1..6f08b107 100644
--- a/src/llamafactory/train/rm/metric.py
+++ b/src/llamafactory/train/rm/metric.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/sft/__init__.py b/src/llamafactory/train/sft/__init__.py
index 475dfe5f..6107a9ae 100644
--- a/src/llamafactory/train/sft/__init__.py
+++ b/src/llamafactory/train/sft/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/test_utils.py b/src/llamafactory/train/test_utils.py
index 55e6c199..9404c249 100644
--- a/src/llamafactory/train/test_utils.py
+++ b/src/llamafactory/train/test_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/train/tuner.py b/src/llamafactory/train/tuner.py
index bbbef1cf..4e60e2f0 100644
--- a/src/llamafactory/train/tuner.py
+++ b/src/llamafactory/train/tuner.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/chatter.py b/src/llamafactory/webui/chatter.py
index 3c598cf9..39602947 100644
--- a/src/llamafactory/webui/chatter.py
+++ b/src/llamafactory/webui/chatter.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/common.py b/src/llamafactory/webui/common.py
index e8f1e097..dc30196a 100644
--- a/src/llamafactory/webui/common.py
+++ b/src/llamafactory/webui/common.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/__init__.py b/src/llamafactory/webui/components/__init__.py
index 715fb6e4..eb3c9d4c 100644
--- a/src/llamafactory/webui/components/__init__.py
+++ b/src/llamafactory/webui/components/__init__.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/chatbot.py b/src/llamafactory/webui/components/chatbot.py
index 840c190d..5c2e7586 100644
--- a/src/llamafactory/webui/components/chatbot.py
+++ b/src/llamafactory/webui/components/chatbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/data.py b/src/llamafactory/webui/components/data.py
index e62e1823..1dbc68d5 100644
--- a/src/llamafactory/webui/components/data.py
+++ b/src/llamafactory/webui/components/data.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/eval.py b/src/llamafactory/webui/components/eval.py
index 39a12026..7be0a5b4 100644
--- a/src/llamafactory/webui/components/eval.py
+++ b/src/llamafactory/webui/components/eval.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/export.py b/src/llamafactory/webui/components/export.py
index 7f4b46e6..c5034222 100644
--- a/src/llamafactory/webui/components/export.py
+++ b/src/llamafactory/webui/components/export.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/infer.py b/src/llamafactory/webui/components/infer.py
index 6647cd7a..c2d63ee6 100644
--- a/src/llamafactory/webui/components/infer.py
+++ b/src/llamafactory/webui/components/infer.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/top.py b/src/llamafactory/webui/components/top.py
index 467e3112..978f93cd 100644
--- a/src/llamafactory/webui/components/top.py
+++ b/src/llamafactory/webui/components/top.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/components/train.py b/src/llamafactory/webui/components/train.py
index 28aa3a8c..4f037313 100644
--- a/src/llamafactory/webui/components/train.py
+++ b/src/llamafactory/webui/components/train.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/control.py b/src/llamafactory/webui/control.py
index b8087af6..abadd045 100644
--- a/src/llamafactory/webui/control.py
+++ b/src/llamafactory/webui/control.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/css.py b/src/llamafactory/webui/css.py
index c4445e8e..a48a21c5 100644
--- a/src/llamafactory/webui/css.py
+++ b/src/llamafactory/webui/css.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/engine.py b/src/llamafactory/webui/engine.py
index 3b18eeb9..2708139d 100644
--- a/src/llamafactory/webui/engine.py
+++ b/src/llamafactory/webui/engine.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/interface.py b/src/llamafactory/webui/interface.py
index d6387339..6dff348e 100644
--- a/src/llamafactory/webui/interface.py
+++ b/src/llamafactory/webui/interface.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/locales.py b/src/llamafactory/webui/locales.py
index f7846c53..30f4517b 100644
--- a/src/llamafactory/webui/locales.py
+++ b/src/llamafactory/webui/locales.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/manager.py b/src/llamafactory/webui/manager.py
index 18332ac0..3b6f5a9a 100644
--- a/src/llamafactory/webui/manager.py
+++ b/src/llamafactory/webui/manager.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/llamafactory/webui/runner.py b/src/llamafactory/webui/runner.py
index cc8c6cc5..a587befd 100644
--- a/src/llamafactory/webui/runner.py
+++ b/src/llamafactory/webui/runner.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/train.py b/src/train.py
index 6703ffdb..eba846a0 100644
--- a/src/train.py
+++ b/src/train.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/src/webui.py b/src/webui.py
index d0f00ea6..16b8335b 100644
--- a/src/webui.py
+++ b/src/webui.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/processors/test_feedback.py b/tests/data/processors/test_feedback.py
index c04e823b..a70c6e1d 100644
--- a/tests/data/processors/test_feedback.py
+++ b/tests/data/processors/test_feedback.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/processors/test_pairwise.py b/tests/data/processors/test_pairwise.py
index da50ca24..7602d070 100644
--- a/tests/data/processors/test_pairwise.py
+++ b/tests/data/processors/test_pairwise.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/processors/test_processor_utils.py b/tests/data/processors/test_processor_utils.py
index 692fcaa1..9cf31220 100644
--- a/tests/data/processors/test_processor_utils.py
+++ b/tests/data/processors/test_processor_utils.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/processors/test_supervised.py b/tests/data/processors/test_supervised.py
index 965429a6..2a988e84 100644
--- a/tests/data/processors/test_supervised.py
+++ b/tests/data/processors/test_supervised.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/processors/test_unsupervised.py b/tests/data/processors/test_unsupervised.py
index c59fa5b2..c3f3159f 100644
--- a/tests/data/processors/test_unsupervised.py
+++ b/tests/data/processors/test_unsupervised.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/test_collator.py b/tests/data/test_collator.py
index dcb53d6b..23a045ae 100644
--- a/tests/data/test_collator.py
+++ b/tests/data/test_collator.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/test_formatter.py b/tests/data/test_formatter.py
index 4eb2072b..2aaf48a2 100644
--- a/tests/data/test_formatter.py
+++ b/tests/data/test_formatter.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/test_mm_plugin.py b/tests/data/test_mm_plugin.py
index c9084af0..7dce8118 100644
--- a/tests/data/test_mm_plugin.py
+++ b/tests/data/test_mm_plugin.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/data/test_template.py b/tests/data/test_template.py
index e6b6ed2b..d6eaeda3 100644
--- a/tests/data/test_template.py
+++ b/tests/data/test_template.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/e2e/test_chat.py b/tests/e2e/test_chat.py
index b95646d7..98818f27 100644
--- a/tests/e2e/test_chat.py
+++ b/tests/e2e/test_chat.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/e2e/test_train.py b/tests/e2e/test_train.py
index 71cda495..46d7813c 100644
--- a/tests/e2e/test_train.py
+++ b/tests/e2e/test_train.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/eval/test_eval_template.py b/tests/eval/test_eval_template.py
index f85d9d57..eddc1640 100644
--- a/tests/eval/test_eval_template.py
+++ b/tests/eval/test_eval_template.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/model_utils/test_attention.py b/tests/model/model_utils/test_attention.py
index 35f3284d..a3deda29 100644
--- a/tests/model/model_utils/test_attention.py
+++ b/tests/model/model_utils/test_attention.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/model_utils/test_checkpointing.py b/tests/model/model_utils/test_checkpointing.py
index cdf62807..ef38d0d5 100644
--- a/tests/model/model_utils/test_checkpointing.py
+++ b/tests/model/model_utils/test_checkpointing.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/model_utils/test_misc.py b/tests/model/model_utils/test_misc.py
new file mode 100644
index 00000000..b2c8b3bf
--- /dev/null
+++ b/tests/model/model_utils/test_misc.py
@@ -0,0 +1,43 @@
+# Copyright 2025 the LlamaFactory team.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+
+import pytest
+import torch
+from transformers import AutoConfig, AutoModelForCausalLM
+
+from llamafactory.model.model_utils.misc import find_expanded_modules
+
+
+HF_TOKEN = os.getenv("HF_TOKEN")
+
+
+@pytest.mark.skipif(not HF_TOKEN, reason="Gated model.")
+def test_expanded_modules():
+    config = AutoConfig.from_pretrained("meta-llama/Meta-Llama-3-8B-Instruct")
+    with torch.device("meta"):
+        model = AutoModelForCausalLM.from_config(config)
+
+    expanded_modules = find_expanded_modules(model, ["q_proj", "v_proj"], num_layer_trainable=4)
+    assert expanded_modules == [
+        "model.layers.7.self_attn.q_proj",
+        "model.layers.7.self_attn.v_proj",
+        "model.layers.15.self_attn.q_proj",
+        "model.layers.15.self_attn.v_proj",
+        "model.layers.23.self_attn.q_proj",
+        "model.layers.23.self_attn.v_proj",
+        "model.layers.31.self_attn.q_proj",
+        "model.layers.31.self_attn.v_proj",
+    ]
diff --git a/tests/model/model_utils/test_packing.py b/tests/model/model_utils/test_packing.py
index bee21691..81e0d66a 100644
--- a/tests/model/model_utils/test_packing.py
+++ b/tests/model/model_utils/test_packing.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/model_utils/test_visual.py b/tests/model/model_utils/test_visual.py
index b4e23def..66d91ca6 100644
--- a/tests/model/model_utils/test_visual.py
+++ b/tests/model/model_utils/test_visual.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/test_base.py b/tests/model/test_base.py
index 6b6aa8b8..9e8c5048 100644
--- a/tests/model/test_base.py
+++ b/tests/model/test_base.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/test_freeze.py b/tests/model/test_freeze.py
index 964f52c9..cd9fc61c 100644
--- a/tests/model/test_freeze.py
+++ b/tests/model/test_freeze.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/test_full.py b/tests/model/test_full.py
index 6990a0e9..3bd9c9e8 100644
--- a/tests/model/test_full.py
+++ b/tests/model/test_full.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/test_lora.py b/tests/model/test_lora.py
index e1d2148e..2a4177ce 100644
--- a/tests/model/test_lora.py
+++ b/tests/model/test_lora.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/model/test_pissa.py b/tests/model/test_pissa.py
index 7bfdac51..d1e4114c 100644
--- a/tests/model/test_pissa.py
+++ b/tests/model/test_pissa.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/train/test_sft_trainer.py b/tests/train/test_sft_trainer.py
index 75231d20..bb67a31e 100644
--- a/tests/train/test_sft_trainer.py
+++ b/tests/train/test_sft_trainer.py
@@ -1,4 +1,4 @@
-# Copyright 2024 the LlamaFactory team.
+# Copyright 2025 the LlamaFactory team.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.