diff --git a/module/upgrade/view/to15guide.html.php b/module/upgrade/view/to15guide.html.php
index 39c5e9b440..e6dd742c3c 100644
--- a/module/upgrade/view/to15guide.html.php
+++ b/module/upgrade/view/to15guide.html.php
@@ -10,6 +10,14 @@
  * @link        http://www.zentao.net
  */
 ?>
+<?php 
+$mode = 'classic';
+if(isset($config->maxVersion))
+{
+    unset($lang->upgrade->to15Mode['classic']);
+    $mode = 'new';
+}
+?>
 <?php include '../../common/view/header.lite.html.php';?>
 <div class='container'>
   <div class='panel' style='padding:50px; margin:50px 300px;'>
@@ -18,7 +26,7 @@
       <div class='panel-body'>
         <div style='width:600px; margin: auto;'>
           <?php echo $lang->upgrade->to15Desc;?>
-          <?php echo html::radio('mode', $lang->upgrade->to15Mode, 'classic');?>
+          <?php echo html::radio('mode', $lang->upgrade->to15Mode, $mode);?>
           <p> </p>
           <div id='selectedModeTips' class='text-info'><?php echo $lang->upgrade->selectedModeTips['classic'];?></div>
         </div>