diff --git a/layouts/v7/modules/Calendar/resources/Calendar.js b/layouts/v7/modules/Calendar/resources/Calendar.js
index b04334ac2e7b76b2b6a2078352f8f999bddbd70c..0b938b775ac4a70758f3f6c50927d3d0f8d16aaf 100644
--- a/layouts/v7/modules/Calendar/resources/Calendar.js
+++ b/layouts/v7/modules/Calendar/resources/Calendar.js
@@ -1569,16 +1569,41 @@ Vtiger.Class("Calendar_Calendar_Js", {
 		var thisInstance = this;
 		var userDefaultActivityView = thisInstance.getDefaultCalendarView();
 		var userDefaultTimeFormat = thisInstance.getDefaultCalendarTimeFormat();
+                
+                var dateFormat = app.getDateFormat();
+                //Converting to fullcalendar accepting date format
+                var monthPos = dateFormat.search("mm");
+                var datePos = dateFormat.search("dd");
+                if (monthPos < datePos) {
+                    dateFormat = "M/D";
+                } else {
+                    dateFormat = "D/M";
+                }
+            
 		var calenderConfigs = {
 			header: {
 				left: 'month,agendaWeek,agendaDay,vtAgendaList',
 				center: 'title',
 				right: 'today prev,next',
 			},
+                        columnFormat: {
+                            month: 'ddd',
+                            week: 'ddd '+dateFormat,
+                            day: 'dddd '+dateFormat
+                        },
 			views: {
-				vtAgendaList: {
-					duration: {days: Calendar_Calendar_Js.numberOfDaysInAgendaView}
-				}
+                            vtAgendaList: {
+                                    duration: {days: Calendar_Calendar_Js.numberOfDaysInAgendaView}
+                            },
+                            month:{
+                                columnFormat:'ddd'
+                            },
+                            agendaWeek: {
+                                columnFormat: 'ddd ' + dateFormat
+                            },
+                            agendaDay: {
+                                columnFormat: 'dddd '+dateFormat
+                            }
 			},
 			fixedWeekCount: false,
 			firstDay: thisInstance.daysOfWeek[thisInstance.getUserPrefered('start_day')],