diff --git a/classes/class.ilFormATestPlugin.php b/classes/class.ilFormATestPlugin.php
index 51a3d64a1673ef42072d4e5318134c46822d8eb1..037618fb8c5b93831e6f887aa01dba4562ded1e7 100644
--- a/classes/class.ilFormATestPlugin.php
+++ b/classes/class.ilFormATestPlugin.php
@@ -1,6 +1,8 @@
 <?php
 /* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
+require_once __DIR__ . '/../vendor/autoload.php';
+
 /**
  * Class ilFormATestPlugin
  */