diff --git a/apps/calendar/ajax/events.php b/apps/calendar/ajax/events.php
index 998991c2fb..73bdfcc270 100644
--- a/apps/calendar/ajax/events.php
+++ b/apps/calendar/ajax/events.php
@@ -39,13 +39,13 @@ foreach($events as $event){
 	$dtend = OC_Calendar_Object::getDTEndFromVEvent($vevent);
 	$return_event = array();
 	$start_dt = $dtstart->getDateTime();
-	$start_dt->setTimezone(new DateTimeZone($user_timezone));
 	$end_dt = $dtend->getDateTime();
-	$end_dt->setTimezone(new DateTimeZone($user_timezone));
 	if ($dtstart->getDateType() == Sabre_VObject_Element_DateTime::DATE){
 		$return_event['allDay'] = true;
 	}else{
 		$return_event['allDay'] = false;
+		$start_dt->setTimezone(new DateTimeZone($user_timezone));
+		$end_dt->setTimezone(new DateTimeZone($user_timezone));
 	}
 	//Repeating Events
 	if($event['repeating'] == 1){