diff --git a/rag2_0/dify/intent_recognition_api.py b/rag2_0/dify/intent_recognition_api.py
index 3f82846..c527fe7 100755
--- a/rag2_0/dify/intent_recognition_api.py
+++ b/rag2_0/dify/intent_recognition_api.py
@@ -37,7 +37,7 @@ logger = logging.getLogger(__name__)
 # 定义请求模型
 class IntentRecognizeRequest(BaseModel):
     query: str
-    enable_query_expansion: bool = False
+    enable_query_expansion: bool = True
     conversation_context: Dict = None
     chat_history: Optional[List] = None
     previous_slots: str | Dict = None