diff --git a/module/admin/view/bind.html.php b/module/admin/view/bind.html.php
index 5d928b2d7c..af2ef8502a 100644
--- a/module/admin/view/bind.html.php
+++ b/module/admin/view/bind.html.php
@@ -33,7 +33,7 @@
         <td><?php echo html::password('password', '', "class='form-control'");?></td>
       </tr>  
       <tr>
-        <th></th><td class="text-center"><?php echo html::submitButton() . html::hidden('sn', $sn);?></td>
+        <th></th><td class="text-center"><?php echo html::submitButton() . html::hidden('sn', $sn) . html::hidden('site', common::getSysURL());?></td>
       </tr>
     </table>
   </form>
diff --git a/module/admin/view/register.html.php b/module/admin/view/register.html.php
index c6bf232435..f327b7ec42 100644
--- a/module/admin/view/register.html.php
+++ b/module/admin/view/register.html.php
@@ -64,7 +64,7 @@
       <tr>
         <th></th>
         <td colspan="2">
-          <?php echo html::submitButton($lang->admin->register->submit) . html::hidden('sn', $sn);?>
+          <?php echo html::submitButton($lang->admin->register->submit) . html::hidden('sn', $sn) . html::hidden('bindSite', common::getSysURL());?>
         </td>
       </tr>
     </table>