diff --git a/dify/dify_chat.py b/dify/dify_chat.py
index 9efd30a..152366d 100644
--- a/dify/dify_chat.py
+++ b/dify/dify_chat.py
@@ -140,14 +140,16 @@ class DifyChat:
             "Accept": "text/event-stream"  # 指定接受事件流
         }
 
+        inputs_params = {
+            "query": query,
+            "conversation_id": session_id
+        }
         # 准备请求数据
         data = {
-            "query": query,
             "sys.files": [],
             "user": user_id,
-            "inputs": { "query": query},
-            "response_mode": "streaming",  # 使用流式响应
-            "conversation_id": session_id  # 使用会话ID保持上下文
+            "inputs": inputs_params,
+            "response_mode": "streaming"  # 使用流式响应
         }
 
         # 添加历史记录