From c9521ea9b58f8be087b39d1cf5656783c9f03b0f Mon Sep 17 00:00:00 2001
From: Justin Freeman <justin@agileware.com.au>
Date: Wed, 10 Mar 2021 08:42:26 +1100
Subject: [PATCH] CIVICRM-1679 Include the timezone for date values in the
 Activity iCal

---
 templates/CRM/Activity/Calendar/ICal.tpl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/templates/CRM/Activity/Calendar/ICal.tpl b/templates/CRM/Activity/Calendar/ICal.tpl
index cd385eccec..2ff0c050d2 100644
--- a/templates/CRM/Activity/Calendar/ICal.tpl
+++ b/templates/CRM/Activity/Calendar/ICal.tpl
@@ -16,8 +16,8 @@ BEGIN:VEVENT
 UID:CIVICRMACTIVITY{$activity->id}
 SUMMARY:{$activity->subject|crmICalText}
 CALSCALE:GREGORIAN
-DTSTAMP;VALUE=DATE-TIME:{$smarty.now|date_format:'%Y-%m-%d %H:%M:%S'|crmICalDate}
-DTSTART;VALUE=DATE-TIME:{$activity->activity_date_time|crmICalDate}
+DTSTAMP;TZID={$timezone}:{$smarty.now|date_format:'%Y-%m-%d %H:%M:%S'|crmICalDate}
+DTSTART;TZID={$timezone}:{$activity->activity_date_time|crmICalDate}
 DURATION:PT{$activity->duration}M
 {if $activity->location}
 LOCATION:{$activity->location|crmICalText}
-- 
2.25.1