diff --git a/plugins/calendar/calendar_ui.js b/plugins/calendar/calendar_ui.js
--- a/plugins/calendar/calendar_ui.js
+++ b/plugins/calendar/calendar_ui.js
@@ -450,6 +450,8 @@
         .click(function(){ return false; })
         .insertBefore($dialog.parent().find('.ui-dialog-buttonset').children().first());
 */
+
+               rcmail.triggerEvent('calendar-event-finish', {o: event});
     };
 
     // bring up the event dialog (jquery-ui popup)