diff --git a/api-viewer/PVEAPI.js b/api-viewer/PVEAPI.js
index ff3cd44..47dbe88 100644
--- a/api-viewer/PVEAPI.js
+++ b/api-viewer/PVEAPI.js
@@ -137,7 +137,7 @@ Ext.onReady(function() {
var groupingFeature = Ext.create('Ext.grid.feature.Grouping',{
enableGroupingMenu: false,
- groupHeaderTpl: '