core/modules/ckeditor/src/Tests/CKEditorTest.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/modules/ckeditor/src/Tests/CKEditorTest.php b/core/modules/ckeditor/src/Tests/CKEditorTest.php
index 4df0113..fe13041 100644
--- a/core/modules/ckeditor/src/Tests/CKEditorTest.php
+++ b/core/modules/ckeditor/src/Tests/CKEditorTest.php
@@ -427,6 +427,7 @@ protected function getDefaultInternalConfig() {
       'resize_dir' => 'vertical',
       'justifyClasses' => array('text-align-left', 'text-align-center', 'text-align-right', 'text-align-justify'),
       'entities' => FALSE,
+      'disableNativeSpellChecker' => FALSE,
     );
   }