diff --git a/plugins/bc-admin-third/templates/Admin/element/Contents/index_list_tree.php b/plugins/bc-admin-third/templates/Admin/element/Contents/index_list_tree.php
index 083410361d..986af8f3e9 100644
--- a/plugins/bc-admin-third/templates/Admin/element/Contents/index_list_tree.php
+++ b/plugins/bc-admin-third/templates/Admin/element/Contents/index_list_tree.php
@@ -74,7 +74,7 @@
 	"editDisabled":"<?php echo $editDisabled ?>",
 	"manageDisabled":"<?php echo $manageDisabled ?>",
 	"deleteDisabled":"<?php echo !$isContentDeletable ?>"
-}'<?php if ($open): ?> class="jstree-open"<?php endif ?>
+}'class="<?php if ($open): ?>jstree-open<?php endif ?> display-none"
     ><?php
       echo h($content->title);
       if (!empty($content->children)) {