diff --git a/core/lib/Drupal/Core/Menu/MenuTreeStorage.php b/core/lib/Drupal/Core/Menu/MenuTreeStorage.php
index a1e34bc..4be9fce 100644
--- a/core/lib/Drupal/Core/Menu/MenuTreeStorage.php
+++ b/core/lib/Drupal/Core/Menu/MenuTreeStorage.php
@@ -290,7 +290,7 @@ protected function doSave(array $link) {
       $link['has_children'] = $original['has_children'];
       $affected_menus[$original['menu_name']] = $original['menu_name'];
       $fields = $this->preSave($link, $original);
-      if (array_diff($fields, $original) === []) {
+      if (array_diff_assoc($fields, $original) === []) {
         return $affected_menus;
       }
     }