diff --git a/core/modules/language/language.admin.inc b/core/modules/language/language.admin.inc
index 3bd73f9..7af86e6 100644
--- a/core/modules/language/language.admin.inc
+++ b/core/modules/language/language.admin.inc
@@ -6,7 +6,7 @@
  */
 
 use Drupal\Core\Language\LanguageManager;
-
+use Drupal\Component\Utility\String;
 /**
  * Prepare a language code list for unused predefined languages.
  */
@@ -273,7 +273,7 @@ function template_preprocess_language_content_settings_table(&$variables) {
           'data' => array(
             '#prefix' => '<label>',
             '#suffix' => '</label>',
-            '#markup' => check_plain($element[$bundle]['settings']['#label']),
+            '#markup' => String::checkPlain($element[$bundle]['settings']['#label']),
           ),
           'class' => array('bundle'),
         ),