diff --git a/apps/calendar/js/calendar.js b/apps/calendar/js/calendar.js
index a1b25780b761e92834ae64f3624df3c5fa12a5e0..d2af6918d5c1e1e8c04df0684db4197de0b4bf90 100644
--- a/apps/calendar/js/calendar.js
+++ b/apps/calendar/js/calendar.js
@@ -214,7 +214,7 @@ Calendar={
 		},
 		initScroll:function(){
 			if(window.addEventListener)
-				document.addEventListener('DOMMouseScroll', Calendar.UI.scrollCalendar);
+				document.addEventListener('DOMMouseScroll', Calendar.UI.scrollCalendar, false);
 			//}else{
 				document.onmousewheel = Calendar.UI.scrollCalendar;
 			//}