diff --git a/continew-admin-system/src/main/java/top/charles7c/cnadmin/system/mapper/MenuMapper.java b/continew-admin-system/src/main/java/top/charles7c/cnadmin/system/mapper/MenuMapper.java
index 50850b4d..de312c9f 100644
--- a/continew-admin-system/src/main/java/top/charles7c/cnadmin/system/mapper/MenuMapper.java
+++ b/continew-admin-system/src/main/java/top/charles7c/cnadmin/system/mapper/MenuMapper.java
@@ -32,7 +32,7 @@ import top.charles7c.cnadmin.system.model.entity.MenuDO;
 public interface MenuMapper extends BaseMapper<MenuDO> {
 
     /**
-     * 根据 ID 查询权限码
+     * 根据用户 ID 查询权限码
      *
      * @param userId
      *            用户 ID
diff --git a/continew-admin-system/src/main/resources/mapper/MenuMapper.xml b/continew-admin-system/src/main/resources/mapper/MenuMapper.xml
index 2f991ba9..969c9218 100644
--- a/continew-admin-system/src/main/resources/mapper/MenuMapper.xml
+++ b/continew-admin-system/src/main/resources/mapper/MenuMapper.xml
@@ -6,8 +6,8 @@
         FROM `sys_menu` as m
             LEFT JOIN `sys_role_menu` as rm ON rm.`menu_id` = m.`id`
             LEFT JOIN `sys_role` as r ON r.`id` = rm.`role_id`
-            LEFT JOIN `sys_user_role` as ur ON ur.`role_id` = r.`id`
-            LEFT JOIN `sys_user` as u ON u.`id` = ur.`user_id`
+            LEFT JOIN `sys_user_role` as sur ON sur.`role_id` = r.`id`
+            LEFT JOIN `sys_user` as u ON u.`id` = sur.`user_id`
         WHERE u.`id` = #{userId}
           AND m.`type` IN (2, 3)
           AND m.`status` = 1