diff --git a/www/manager6/form/CalendarEvent.js b/www/manager6/form/CalendarEvent.js
index 00953f37..4515802e 100644
--- a/www/manager6/form/CalendarEvent.js
+++ b/www/manager6/form/CalendarEvent.js
@@ -3,10 +3,16 @@ Ext.define('PVE.form.CalendarEvent', {
     xtype: 'pveCalendarEvent',
 
     editable: true,
+    emptyText: gettext('Editable'), // FIXME: better way to convey that to confused users?
 
     valueField: 'value',
     queryMode: 'local',
 
+    matchFieldWidth: false,
+    listConfig: {
+	maxWidth: 450,
+    },
+
     store: {
 	field: ['value', 'text'],
 	data: [