diff --git a/adm/thumbnail_file_delete.php b/adm/thumbnail_file_delete.php
index edbb7a610..5ffc56644 100644
--- a/adm/thumbnail_file_delete.php
+++ b/adm/thumbnail_file_delete.php
@@ -19,7 +19,7 @@ include_once('./admin.head.php');
 $directory = array();
 $dl = array('file', 'editor');
 
-if( defined('G5_YOUNGCART_VER') ){
+if (defined('G5_USE_SHOP') && G5_USE_SHOP) {
     $dl[] = 'item';
 }