diff --git a/hotel_calendar/static/src/js/views/calendar_management/hotel_calendar_management_renderer.js b/hotel_calendar/static/src/js/views/calendar_management/hotel_calendar_management_renderer.js
index b3042c6cd..912898a9c 100644
--- a/hotel_calendar/static/src/js/views/calendar_management/hotel_calendar_management_renderer.js
+++ b/hotel_calendar/static/src/js/views/calendar_management/hotel_calendar_management_renderer.js
@@ -84,7 +84,9 @@ var HotelCalendarManagementView = AbstractRenderer.extend({
 
     save_changes: function() {
         var oparams = this.get_values_to_save();
-        this.trigger_up('onSaveChanges', oparams);
+        if (oparams) {
+            this.trigger_up('onSaveChanges', oparams);
+         }
     },
 
     resetSaveState: function() {