1 files changed, 1 insertions, 1 deletions

diff --git a/src/Wallabag/CoreBundle/Controller/WallabagRestController.php b/src/Wallabag/CoreBundle/Controller/WallabagRestController.php
index 3cfb8a77..e9cd8c93 100644
--- a/src/Wallabag/CoreBundle/Controller/WallabagRestController.php
+++ b/src/Wallabag/CoreBundle/Controller/WallabagRestController.php
@@ -33,7 +33,7 @@ class WallabagRestController extends Controller
             throw $this->createNotFoundException();
         }
 
-        return array($user->getSalt());
+        return array($user->getSalt() ?: null);
     }
     /**
      * Retrieve all entries. It could be filtered by many options.