diff --git a/modules/system/controllers/emailtemplates/index.htm b/modules/system/controllers/emailtemplates/index.htm
index 50fc1f9ec..7849b258f 100644
--- a/modules/system/controllers/emailtemplates/index.htm
+++ b/modules/system/controllers/emailtemplates/index.htm
@@ -5,8 +5,7 @@
     </ul>
 <?php Block::endPut() ?>
 
-
-<div class="control-tabs content-tabs" data-control="tab">
+<div class="control-tabs content-tabs tabs-flush" data-control="tab">
     <ul class="nav nav-tabs">
         <li class="active"><a href="#templates"><?= e(trans('system::lang.email_templates.templates')) ?></a></li>
         <li><a href="#layouts"><?= e(trans('system::lang.email_templates.layouts')) ?></a></li>