diff --git a/core/modules/ckeditor5/tests/src/Kernel/SmartDefaultSettingsTest.php b/core/modules/ckeditor5/tests/src/Kernel/SmartDefaultSettingsTest.php
index 978ca8feab..c5619e8018 100644
--- a/core/modules/ckeditor5/tests/src/Kernel/SmartDefaultSettingsTest.php
+++ b/core/modules/ckeditor5/tests/src/Kernel/SmartDefaultSettingsTest.php
@@ -126,7 +126,7 @@ protected function setUp(): void {
         'default_view_mode' => 'default',
         'allowed_view_modes' => [],
         'allowed_media_types' => [],
-      ]
+      ],
     ];
     $new_value = $current_value . ' <drupal-media data-entity-type data-entity-uuid data-align data-caption alt>';
     NestedArray::setValue($basic_html_format_with_media_embed, $allowed_html_parents, $new_value);