diff --git a/htdocs/modulebuilder/template/myobject_card.php b/htdocs/modulebuilder/template/myobject_card.php
index d928fd3f76a..87a28615806 100644
--- a/htdocs/modulebuilder/template/myobject_card.php
+++ b/htdocs/modulebuilder/template/myobject_card.php
@@ -158,7 +158,7 @@ if (empty($reshook)) {
 			if (empty($id) && (($action != 'add' && $action != 'create') || $cancel)) {
 				$backtopage = $backurlforlist;
 			} else {
-				$backtopage = dol_buildpath('/mymodule/myobject_card.php', 1).'?id='.($id > 0 ? $id : '__ID__');
+				$backtopage = dol_buildpath('/mymodule/myobject_card.php', 1).'?id='.((!empty($id) && $id > 0) ? $id : '__ID__');
 			}
 		}
 	}