diff --git a/application/admin/controller/Menu.php b/application/admin/controller/Menu.php
index 97e60db71..5ec5e3507 100644
--- a/application/admin/controller/Menu.php
+++ b/application/admin/controller/Menu.php
@@ -98,8 +98,8 @@ class Menu extends BasicAdmin {
             // 读取系统功能节点
             $nodes = Node::getNodeTree(APP_PATH);
             $denyAll = Db::name('SystemNode')->where('is_menu', '0')->column('node');
-            foreach ($nodes as $key => $vo) {
-                if (in_array($vo, $denyAll)) {
+            foreach ($nodes as $key => $_vo) {
+                if (in_array($_vo, $denyAll)) {
                     unset($nodes[$key]);
                 }
             }