diff --git a/core/modules/comment/comment.routing.yml b/core/modules/comment/comment.routing.yml
index a7b4fe2..c6db4fb 100644
--- a/core/modules/comment/comment.routing.yml
+++ b/core/modules/comment/comment.routing.yml
@@ -7,6 +7,6 @@ comment_edit_page:
 comment_permalink:
   pattern: '/comment/{comment}'
   defaults:
-    _controller: '\Drupal\comment\Controller\CommentController::commentPermalink'
+    _controller: '\Drupal\comment\Controller\CommentRequestController::commentPermalink'
   requirements:
     _access: 'TRUE'
diff --git a/core/modules/comment/lib/Drupal/comment/CommentRequestController.php b/core/modules/comment/lib/Drupal/comment/Controller/CommentRequestController.php
similarity index 98%
rename from core/modules/comment/lib/Drupal/comment/CommentRequestController.php
rename to core/modules/comment/lib/Drupal/comment/Controller/CommentRequestController.php
index 6db83f7..d8a7bc8 100644
--- a/core/modules/comment/lib/Drupal/comment/CommentRequestController.php
+++ b/core/modules/comment/lib/Drupal/comment/Controller/CommentRequestController.php
@@ -5,7 +5,7 @@
  * Contains \Drupal\comment\CommentRequestController.
  */
 
-namespace Drupal\comment;
+namespace Drupal\comment\Controller;
 
 use Drupal\Core\ControllerInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;