diff --git a/server/tasks/lark/manage.py b/server/tasks/lark/manage.py
index 06dc7bbe..561211d3 100644
--- a/server/tasks/lark/manage.py
+++ b/server/tasks/lark/manage.py
@@ -345,7 +345,7 @@ def create_chat_group_for_repo(
         )
     ]
     try:
-        chat_id == args[1]["event"]["message"]["chat_id"]
+        chat_id = args[1]["event"]["message"]["chat_id"]
     except Exception as e:
         chat_id = ""