diff --git a/core/modules/comment/lib/Drupal/comment/Controller/CommentController.php b/core/modules/comment/lib/Drupal/comment/Controller/CommentController.php
index 3d27901..a02b05b 100644
--- a/core/modules/comment/lib/Drupal/comment/Controller/CommentController.php
+++ b/core/modules/comment/lib/Drupal/comment/Controller/CommentController.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\comment\Controller;
 
+use Drupal\comment\CommentInterface;
 use Drupal\comment\Plugin\Core\Entity\Comment;
 use Drupal\Core\Controller\ControllerInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
@@ -39,13 +40,13 @@ public function __construct() {
    *
    * @param \Symfony\Component\HttpFoundation\Request $request
    *   The request object.
-   * @param \Drupal\comment\Plugin\Core\Entity\Comment $comment
+   * @param \Drupal\comment\CommentInterface $comment
    *   A comment entity.
    *
    * @throws \Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException
    * @return \Symfony\Component\HttpFoundation\RedirectResponse.
    */
-  function commentApprove(Request $request, Comment $comment) {
+  function commentApprove(Request $request, CommentInterface $comment) {
     // @todo CRSF tokens are validated in the content controller until it gets
     // moved to the access layer:
     // Integrate CSRF link token directly into routing system: