diff --git a/src/Bundle/ChillDocStoreBundle/Security/Authorization/StoredObjectVoterInterface.php b/src/Bundle/ChillDocStoreBundle/Security/Authorization/StoredObjectVoterInterface.php
index 47b93eabb..a3a76e79a 100644
--- a/src/Bundle/ChillDocStoreBundle/Security/Authorization/StoredObjectVoterInterface.php
+++ b/src/Bundle/ChillDocStoreBundle/Security/Authorization/StoredObjectVoterInterface.php
@@ -11,12 +11,13 @@ declare(strict_types=1);
 
 namespace ChillDocStoreBundle\Security\Authorization;
 
+use Chill\DocStoreBundle\Entity\StoredObject;
 use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 
 interface StoredObjectVoterInterface {
 
-    public function supports(string $attribute, $subject): bool;
+    public function supports(string $attribute, StoredObject $subject): bool;
 
-    public function voteOnAttribute(string $attribute, $subject, TokenInterface $token): bool;
+    public function voteOnAttribute(string $attribute, StoredObject $subject, TokenInterface $token): bool;
 
 }