diff --git a/phpmyfaq/src/phpMyFAQ/Permission/BasicPermission.php b/phpmyfaq/src/phpMyFAQ/Permission/BasicPermission.php
index 812b6931ea..72070308b9 100644
--- a/phpmyfaq/src/phpMyFAQ/Permission/BasicPermission.php
+++ b/phpmyfaq/src/phpMyFAQ/Permission/BasicPermission.php
@@ -275,4 +275,16 @@ public function refuseAllUserRights(int $userId): bool
     {
         return $this->repository->refuseAllUserRights($userId);
     }
+
+    /**
+     * Returns an array with the IDs of all groups the user belongs to.
+     * Since this is BasicPermission, always return an empty array.
+     *
+     * @param int $userId User ID
+     * @return array<int>
+     */
+    public function getUserGroups(int $userId): array
+    {
+        return [];
+    }
 }