diff --git a/data/dataset_info.json b/data/dataset_info.json
index 7aaee14f..aba2c6c5 100644
--- a/data/dataset_info.json
+++ b/data/dataset_info.json
@@ -232,6 +232,7 @@
   "ultrachat_200k": {
     "hf_hub_url": "HuggingFaceH4/ultrachat_200k",
     "ms_hub_url": "AI-ModelScope/ultrachat_200k",
+    "split": "train_sft",
     "formatting": "sharegpt",
     "columns": {
       "messages": "messages"