diff --git a/core/modules/language/lib/Drupal/language/LanguageInterface.php b/core/modules/language/lib/Drupal/language/LanguageInterface.php
index b2bfe26..376309b 100644
--- a/core/modules/language/lib/Drupal/language/LanguageInterface.php
+++ b/core/modules/language/lib/Drupal/language/LanguageInterface.php
@@ -8,10 +8,11 @@
 namespace Drupal\language;
 
 use Drupal\Core\Config\Entity\ConfigEntityInterface;
+use Drupal\Core\Language\LanguageInterface as CoreLanguageInterface;
 
 /**
  * Provides an interface defining a language entity.
  */
-interface LanguageInterface extends ConfigEntityInterface {
+interface LanguageInterface extends ConfigEntityInterface, CoreLanguageInterface {
 
 }