diff --git a/Tests/Functional/FunctionalTest.php b/Tests/Functional/FunctionalTest.php
index baf9ae1..6b3ce63 100644
--- a/Tests/Functional/FunctionalTest.php
+++ b/Tests/Functional/FunctionalTest.php
@@ -223,7 +223,7 @@ class FunctionalTest extends WebTestCase
                     'dateAsInterface' => [
                         'type' => 'string',
                         'format' => 'date-time',
-                    ]
+                    ],
                 ],
             ],
             $this->getModel('User')->toArray()