diff --git a/core/modules/forum/lib/Drupal/forum/Form/Overview.php b/core/modules/forum/lib/Drupal/forum/Form/Overview.php
index 4b8939e..e9d2b66 100644
--- a/core/modules/forum/lib/Drupal/forum/Form/Overview.php
+++ b/core/modules/forum/lib/Drupal/forum/Form/Overview.php
@@ -11,6 +11,7 @@
 use Drupal\Core\Config\ConfigFactory;
 use Drupal\Core\Entity\EntityManager;
 use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Routing\UrlGeneratorInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;