diff --git a/client/scripts/regatten.js.php b/client/scripts/regatten.js.php
index 843bb8a..f4c5a73 100644
--- a/client/scripts/regatten.js.php
+++ b/client/scripts/regatten.js.php
@@ -692,9 +692,9 @@ function extServiceGetLink(serviceName, type, eventId = '', classId = '') {
 		case 'm2s':
 			return m2s_getLink(type, eventId, classId);
 		case 'ro':
-			return ro_getLink(type, eventId);
+			return ro_getLink(type, eventId, classId);
 		case 'wfn':
-			return wfn_getLink(type, eventId);
+			return wfn_getLink(type, eventId, classId);
 	}
 	return '';
 }
diff --git a/server/version.php b/server/version.php
index aa83d7a..e05319a 100644
--- a/server/version.php
+++ b/server/version.php
@@ -1,5 +1,5 @@
 <?php
 
-	define('PWA_VERSION', '1.12.1h3');
+	define('PWA_VERSION', '1.12.1h4');
 
 ?>