diff --git a/api/apps/conversation_app.py b/api/apps/conversation_app.py
index 43ad1dfa5..57d7afd3b 100644
--- a/api/apps/conversation_app.py
+++ b/api/apps/conversation_app.py
@@ -78,7 +78,7 @@ def set_conversation():
 def get():
     conv_id = request.args["conversation_id"]
     try:
-        
+
         e, conv = ConversationService.get_by_id(conv_id)
         if not e:
             return get_data_error_result(message="Conversation not found!")
@@ -118,7 +118,7 @@ def get():
 
 @manager.route('/getsse/<dialog_id>', methods=['GET'])  # type: ignore # noqa: F821
 def getsse(dialog_id):
-    
+
     token = request.headers.get('Authorization').split()
     if len(token) != 2:
         return get_data_error_result(message='Authorization is not valid!"')
@@ -324,7 +324,7 @@ def thumbup():
     e, conv = ConversationService.get_by_id(req["conversation_id"])
     if not e:
         return get_data_error_result(message="Conversation not found!")
-    up_down = req.get("set")
+    up_down = req.get("thumbup")
     feedback = req.get("feedback", "")
     conv = conv.to_dict()
     for i, msg in enumerate(conv["message"]):