diff --git a/main/inc/lib/add_courses_to_session_functions.lib.php b/main/inc/lib/add_courses_to_session_functions.lib.php
index 3e10ab2f2b..8fd0653766 100644
--- a/main/inc/lib/add_courses_to_session_functions.lib.php
+++ b/main/inc/lib/add_courses_to_session_functions.lib.php
@@ -7,9 +7,7 @@
 /**
  * Init
  */
-require_once (api_get_path(LIBRARY_PATH).'xajax/xajax.inc.php');
-//require_once (api_get_path(SYS_CODE_PATH).'admin/add_courses_to_session.php');
-
+require_once dirname(__FILE__).'/xajax/xajax.inc.php';
 /**
  * AddCourseToSession class
  */
diff --git a/tests/phpunit/classes/AddCourseToSessionTest.lib.php b/tests/phpunit/classes/AddCourseToSessionTest.lib.php
index 3e1fcf46a0..c3c664a476 100644
--- a/tests/phpunit/classes/AddCourseToSessionTest.lib.php
+++ b/tests/phpunit/classes/AddCourseToSessionTest.lib.php
@@ -16,6 +16,7 @@ class AddCourseToSessionTest extends PHPUnit_Framework_TestCase
     protected function setUp()
     {
         require_once dirname(__FILE__).'/../../../main/inc/global.inc.php';
+        require_once dirname(__FILE__).'/../../../main/inc/lib/database.lib.php';
         $this->object = new AddCourseToSession;
     }