diff --git a/net/wireguard/src/opnsense/mvc/app/controllers/OPNsense/Wireguard/Api/ServiceController.php b/net/wireguard/src/opnsense/mvc/app/controllers/OPNsense/Wireguard/Api/ServiceController.php
index b6f93c87f..627911beb 100644
--- a/net/wireguard/src/opnsense/mvc/app/controllers/OPNsense/Wireguard/Api/ServiceController.php
+++ b/net/wireguard/src/opnsense/mvc/app/controllers/OPNsense/Wireguard/Api/ServiceController.php
@@ -45,7 +45,7 @@ class ServiceController extends ApiMutableServiceControllerBase
 
     /**
      * hook group interface registration on reconfigure
-     * @return array
+     * @return bool
      */
     protected function invokeInterfaceRegistration()
     {