diff --git a/application/controllers/tools.php b/application/controllers/tools.php
index 723c8d44..12741419 100644
--- a/application/controllers/tools.php
+++ b/application/controllers/tools.php
@@ -65,6 +65,7 @@ class Tools extends CI_Controller
     public function amp_check()
     {
         $data['amp'] = $this->input->get_post('amp');
+        if (!$data['amp']) $data['amp'] = 'yes';
         //AMP转化列表
         if ($data['amp'] == 'yes') {
             $data['info'] = $this->InfoMetas_model->list_amp($this->site_code);