diff --git a/core/modules/menu_link_content/src/Entity/MenuLinkContent.php b/core/modules/menu_link_content/src/Entity/MenuLinkContent.php
index a12f373..b45568f 100644
--- a/core/modules/menu_link_content/src/Entity/MenuLinkContent.php
+++ b/core/modules/menu_link_content/src/Entity/MenuLinkContent.php
@@ -143,6 +143,9 @@ public function getPluginDefinition() {
     $definition['class'] = 'Drupal\menu_link_content\Plugin\Menu\MenuLinkContent';
     $definition['menu_name'] = $this->getMenuName();

+    $definition['url'] = NULL;
+    $definition['route_name'] = NULL;
+    $definition['route_parameters'] = [];
     if ($url_object = $this->getUrlObject()) {
       if (!$url_object->isRouted()) {
         $definition['url'] = $url_object->getUri();
Stage this hunk [y,n,q,a,d,/,e,?]? y