diff --git a/src/model/Permission.php b/src/model/Permission.php
index 00b63a9..175c083 100644
--- a/src/model/Permission.php
+++ b/src/model/Permission.php
@@ -93,6 +93,7 @@ public function userPermission($userId, $timeOut = 3600)
         if (empty($userId)) {
             throw new Exception('参数错误');
         }
+        Session::set('gmars_rbac_permission_name', $this->_permissionCachePrefix . $userId);
         $permission = Cache::get($this->_permissionCachePrefix . $userId);
         if (!empty($permission)) {
             return $permission;
@@ -109,7 +110,6 @@ public function userPermission($userId, $timeOut = 3600)
             }
         }
         Cache::set($this->_permissionCachePrefix . $userId, $newPermission, $timeOut);
-        Session::set('gmars_rbac_permission_name', $this->_permissionCachePrefix . $userId);
         return $newPermission;
     }