diff --git a/application/common/controller/BaseCom.php b/application/common/controller/BaseCom.php
index 0fc68af3..92d1a279 100644
--- a/application/common/controller/BaseCom.php
+++ b/application/common/controller/BaseCom.php
@@ -29,7 +29,7 @@ class BaseCom extends Controller
         }
 
         if($is_maintenance == 2){
-            return V(0, '系统维护中');
+            return V(301, '系统维护中');
         }
 
         //检测是什么系统