diff --git a/src/Wallabag/UserBundle/Entity/User.php b/src/Wallabag/UserBundle/Entity/User.php
index 6cc962b8c..ed6ce3319 100644
--- a/src/Wallabag/UserBundle/Entity/User.php
+++ b/src/Wallabag/UserBundle/Entity/User.php
@@ -157,7 +157,7 @@ class User extends BaseUser implements TwoFactorInterface, TrustedComputerInterf
     }
 
     /**
-     * @return string
+     * @return \DateTime
      */
     public function getCreatedAt()
     {
@@ -165,7 +165,7 @@ class User extends BaseUser implements TwoFactorInterface, TrustedComputerInterf
     }
 
     /**
-     * @return string
+     * @return \DateTime
      */
     public function getUpdatedAt()
     {