diff --git a/app/controllers/UserController.php b/app/controllers/UserController.php
index 8177a9a..b6e63ef 100644
--- a/app/controllers/UserController.php
+++ b/app/controllers/UserController.php
@@ -83,6 +83,7 @@ class UserController extends ControllerBase
             }
         }
 
+        $provider = ucfirst($provider);
         $user->{'set' . $provider . 'Id'}(null);
         $user->save();