diff --git a/main/xiaozhi-server/core/connection.py b/main/xiaozhi-server/core/connection.py
index 5f7859ea..4b3b9d1c 100644
--- a/main/xiaozhi-server/core/connection.py
+++ b/main/xiaozhi-server/core/connection.py
@@ -140,7 +140,6 @@ class ConnectionHandler:
         self.func_handler = None
 
         self.cmd_exit = self.config["exit_commands"]
-        self.max_cmd_length = 0
 
         # 是否在聊天结束后关闭连接
         self.close_after_chat = False