diff --git a/src/llamafactory/data/tool_utils.py b/src/llamafactory/data/tool_utils.py
index a92701ed..44cf86cc 100644
--- a/src/llamafactory/data/tool_utils.py
+++ b/src/llamafactory/data/tool_utils.py
@@ -56,7 +56,7 @@ QWEN_TOOL_PROMPT = (
     "You are provided with function signatures within <tools></tools> XML tags:\n<tools>{tool_text}"
     "\n</tools>\n\nFor each function call, return a json object with function name and arguments within "
     """<tool_call></tool_call> XML tags:\n<tool_call>\n{{"name": <function-name>, """
-    """"arguments": <args-json-object>}}\n</tool_call><|im_end|>\n"""
+    """"arguments": <args-json-object>}}\n</tool_call>"""
 )
 
 
diff --git a/tests/data/test_formatter.py b/tests/data/test_formatter.py
index a76e68a6..4eb2072b 100644
--- a/tests/data/test_formatter.py
+++ b/tests/data/test_formatter.py
@@ -224,7 +224,7 @@ def test_qwen_tool_formatter():
         f"\n{json.dumps(wrapped_tool, ensure_ascii=False)}"
         "\n</tools>\n\nFor each function call, return a json object with function name and arguments within "
         """<tool_call></tool_call> XML tags:\n<tool_call>\n{"name": <function-name>, """
-        """"arguments": <args-json-object>}\n</tool_call><|im_end|>\n"""
+        """"arguments": <args-json-object>}\n</tool_call>"""
     ]