diff --git a/core/modules/comment/lib/Drupal/comment/Entity/Comment.php b/core/modules/comment/lib/Drupal/comment/Entity/Comment.php
index 2b917cf..7424188 100644
--- a/core/modules/comment/lib/Drupal/comment/Entity/Comment.php
+++ b/core/modules/comment/lib/Drupal/comment/Entity/Comment.php
@@ -9,7 +9,6 @@
 
 use Drupal\Core\Annotation\Translation;
 use Drupal\Core\Entity\Annotation\EntityType;
-use Drupal\Core\Entity\EntityAuthorInterface;
 use Drupal\Core\Entity\EntityNG;
 use Drupal\Core\Entity\EntityStorageControllerInterface;
 use Drupal\comment\CommentInterface;
@@ -53,7 +52,7 @@
  *   }
  * )
  */
-class Comment extends EntityNG implements CommentInterface, EntityAuthorInterface {
+class Comment extends EntityNG implements CommentInterface {
 
   /**
    * The comment ID.