diff -u b/core/modules/menu_ui/src/Tests/MenuTest.php b/core/modules/menu_ui/src/Tests/MenuTest.php
--- b/core/modules/menu_ui/src/Tests/MenuTest.php
+++ b/core/modules/menu_ui/src/Tests/MenuTest.php
@@ -396,7 +396,7 @@
     $item5->save();
 
     // Verify in the database.
-    $this->assertMenuLink($item1->getPluginId(), array('enbled' => 1));
+    $this->assertMenuLink($item1->getPluginId(), array('enabled' => 1));
 
     // Add an external link.
     $item7 = $this->addMenuLink('', 'http://drupal.org', $menu_name);
@@ -707,7 +707,7 @@
    */
   function disableMenuLink(MenuLinkContent $item) {
     $mlid = $item->id();
-    $edit['enabled'] = FALSE;
+    $edit['enabled[value]'] = 0;
     $this->drupalPostForm("admin/structure/menu/item/$mlid/edit", $edit, t('Save'));
 
     // Unlike most other modules, there is no confirmation message displayed.
@@ -723,7 +723,7 @@
    */
   function enableMenuLink(MenuLinkContent $item) {
     $mlid = $item->id();
-    $edit['enabled'] = TRUE;
+    $edit['enabled[value]'] = 1;
     $this->drupalPostForm("admin/structure/menu/item/$mlid/edit", $edit, t('Save'));
 
     // Verify in the database.