diff --git a/Timeline/TimelineActivityProvider.php b/Timeline/TimelineActivityProvider.php
index a19a659e1..c87a17af4 100644
--- a/Timeline/TimelineActivityProvider.php
+++ b/Timeline/TimelineActivityProvider.php
@@ -23,7 +23,7 @@ namespace Chill\ActivityBundle\Timeline;
 use Chill\MainBundle\Timeline\TimelineProviderInterface;
 use Doctrine\ORM\EntityManager;
 use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
-use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
 use Symfony\Component\Security\Core\Role\Role;
 use Doctrine\ORM\Mapping\ClassMetadata;
 use Chill\PersonBundle\Entity\Person;
@@ -56,8 +56,18 @@ class TimelineActivityProvider implements TimelineProviderInterface
      */
     protected $user;
     
-    public function __construct(EntityManager $em, AuthorizationHelper $helper,
-            TokenStorage $storage)
+    /**
+     * TimelineActivityProvider constructor.
+     *
+     * @param EntityManager $em
+     * @param AuthorizationHelper $helper
+     * @param TokenStorageInterface $storage
+     */
+    public function __construct(
+        EntityManager $em,
+        AuthorizationHelper $helper,
+        TokenStorageInterface $storage
+    )
     {
         $this->em = $em;
         $this->helper = $helper;