diff --git a/classes/utils.php b/classes/utils.php
index 762d314..002e775 100644
--- a/classes/utils.php
+++ b/classes/utils.php
@@ -27,6 +27,7 @@
 
 use Exception;
 use moodle_exception;
+use auth_oidc\event\action_failed;
 
 defined('MOODLE_INTERNAL') || die();