diff --git a/repository/dropbox/locallib.php b/repository/dropbox/locallib.php
index ea83d36b976..a9e6a8ee7dc 100644
--- a/repository/dropbox/locallib.php
+++ b/repository/dropbox/locallib.php
@@ -25,7 +25,7 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-require_once(dirname(dirname(dirname(__FILE__))).'/config.php');
+defined('MOODLE_INTERNAL') || die();
 require_once($CFG->libdir.'/oauthlib.php');
 
 /**
diff --git a/repository/lib.php b/repository/lib.php
index 19bfc9376a6..0997fb99a8b 100644
--- a/repository/lib.php
+++ b/repository/lib.php
@@ -23,7 +23,7 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-require_once(dirname(dirname(__FILE__)) . '/config.php');
+defined('MOODLE_INTERNAL') || die();
 require_once($CFG->libdir . '/filelib.php');
 require_once($CFG->libdir . '/formslib.php');