diff --git a/include/functions_category.inc.php b/include/functions_category.inc.php
index f8682433d..3561caff8 100644
--- a/include/functions_category.inc.php
+++ b/include/functions_category.inc.php
@@ -696,6 +696,8 @@ SELECT COUNT(1) AS count
         }
         $page['where'].= ' AND image_id IN ('.$_GET['list'].')';
         $page['cat_nb_images'] = count(explode(',', $_GET['list']));
+
+        $url.= '&list='.$_GET['list'];
       }
 
       if (isset($query))