diff --git a/classes/privacy/provider.php b/classes/privacy/provider.php
index b3024d3..29bebc6 100644
--- a/classes/privacy/provider.php
+++ b/classes/privacy/provider.php
@@ -42,7 +42,8 @@ defined('MOODLE_INTERNAL') || die();
  */
 class provider implements
     \core_privacy\local\metadata\provider,
-    \core_privacy\local\request\plugin\provider {
+    \core_privacy\local\request\plugin\provider,
+    \core_privacy\local\request\core_userlist_provider {
 
     /**
      * Return the fields which contain personal data.