diff --git a/Timeline/TimelineReportProvider.php b/Timeline/TimelineReportProvider.php
index 6c60d222a..c6c13173a 100644
--- a/Timeline/TimelineReportProvider.php
+++ b/Timeline/TimelineReportProvider.php
@@ -23,7 +23,7 @@ namespace Chill\ReportBundle\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;
@@ -64,11 +64,27 @@ class TimelineReportProvider implements TimelineProviderInterface
      */
     protected $customFieldsHelper;
     
+    /**
+     * @var
+     */
     protected $showEmptyValues;
     
-    public function __construct(EntityManager $em, AuthorizationHelper $helper,
-            TokenStorage $storage, CustomFieldsHelper $customFieldsHelper,
-            $showEmptyValues)
+    /**
+     * TimelineReportProvider constructor.
+     *
+     * @param EntityManager $em
+     * @param AuthorizationHelper $helper
+     * @param TokenStorageInterface $storage
+     * @param CustomFieldsHelper $customFieldsHelper
+     * @param $showEmptyValues
+     */
+    public function __construct(
+        EntityManager $em,
+        AuthorizationHelper $helper,
+        TokenStorageInterface $storage,
+        CustomFieldsHelper $customFieldsHelper,
+        $showEmptyValues
+    )
     {
         $this->em = $em;
         $this->helper = $helper;