diff -u b/src/VoteResultInterface.php b/src/VoteResultInterface.php
--- b/src/VoteResultInterface.php
+++ b/src/VoteResultInterface.php
@@ -4,7 +4,6 @@
 
 use Drupal\Core\Entity\ContentEntityInterface;
 use Drupal\user\EntityOwnerInterface;
-use Drupal\user\UserInterface;
 
 /**
  * Provides an interface defining a vote entity.