diff --git a/dsLightRag/Start.py b/dsLightRag/Start.py
index 02bf46aa..37c17ba1 100644
--- a/dsLightRag/Start.py
+++ b/dsLightRag/Start.py
@@ -65,10 +65,13 @@ async def rag(request: fastapi.Request):
             print("Initializing RAG...")
             rag = await initialize_rag(working_dir="./Test/Math")
             print("RAG initialized, starting query...")
-            resp = await rag.aquery(query=query, stream=True)
+            resp = await rag.aquery(
+                query=query,
+                param=QueryParam(mode="hybrid", stream=True))
             print("Query started, streaming response...")
-
+            
             async for chunk in resp:
+                #print(f"Processing chunk: {chunk[:50]}...")  # 打印前50个字符
                 if not chunk:
                     continue