diff --git a/calendar/inc/class.calendar_boupdate.inc.php b/calendar/inc/class.calendar_boupdate.inc.php
index b4f87343ca..0eecc2ba6b 100644
--- a/calendar/inc/class.calendar_boupdate.inc.php
+++ b/calendar/inc/class.calendar_boupdate.inc.php
@@ -751,7 +751,7 @@ class calendar_boupdate extends calendar_bo
 							if (is_null($ics))
 							{
 								$calendar_ical = new calendar_ical();
-								$calendar_ical->setSupportedFields('groupdav');	// full iCal fields+event TZ
+								$calendar_ical->setSupportedFields('full');	// full iCal fields+event TZ
 								$ics = $calendar_ical->exportVCal($event['id'],'2.0',$method);
 								unset($calendar_ical);
 							}
diff --git a/calendar/inc/class.calendar_ical.inc.php b/calendar/inc/class.calendar_ical.inc.php
index 288b8cfb88..81f383ad50 100644
--- a/calendar/inc/class.calendar_ical.inc.php
+++ b/calendar/inc/class.calendar_ical.inc.php
@@ -2078,6 +2078,7 @@ class calendar_ical extends calendar_boupdate
 				$this->supportedFields = $defaultFields['full'];
 				break;
 
+			case 'full':
 			case 'groupdav':		// all GroupDAV access goes through here
 				$this->tzid = false; // use event's TZ
 				switch ($this->productName)