diff --git a/Application/Admin/Controller/MenuController.class.php b/Application/Admin/Controller/MenuController.class.php
index 9051336b585eea7fd394d372bd39db3e1ccabd0d..ca00bce62c6e1adda26874aff1bc9b3c52913e47 100644
--- a/Application/Admin/Controller/MenuController.class.php
+++ b/Application/Admin/Controller/MenuController.class.php
@@ -20,7 +20,7 @@ class MenuController extends AdminController {
      * @return none
      */
     public function index(){
-        $pid  = I('get.pid',0);
+        $pid  = I('get.pid', 0, 'intval');
         if($pid){
             $data = M('Menu')->where("id={$pid}")->field(true)->find();
             $this->assign('data',$data);