diff --git a/robot.py b/robot.py
index 0d16969..5482cb9 100644
--- a/robot.py
+++ b/robot.py
@@ -109,7 +109,8 @@ class Robot:
             sender_email=self.config.email.get("sender_email", "bovine_liu@163.com"),
             sender_password=self.config.email.get("sender_password", "LTS9BhmX9XhS36QS")
         )
-        self.gbm.admin_list = self.config.wx_config.get("admin", [])
+        # 通过类属性设置 admin_list，而不是实例属性
+        GroupBotManager.admin_list = self.config.wx_config.get("admin", [])
         self.recent_msg_ids = deque(maxlen=20)
 
     def init_wechat_ipad(self):