1 files changed, 4 insertions, 12 deletions
diff --git a/zoneinfo/America/Cancun.ics b/zoneinfo/America/Cancun.ics
index 2df37a7c..8c86697a 100644
--- a/zoneinfo/America/Cancun.ics
+++ b/zoneinfo/America/Cancun.ics
@@ -2,21 +2,13 @@ BEGIN:VCALENDAR
 PRODID:-//citadel.org//NONSGML Citadel calendar//EN
 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/citadel.org/20070227_1/America/Cancun
+TZID:/citadel.org/20150816_2/America/Cancun
 X-LIC-LOCATION:America/Cancun
-BEGIN:DAYLIGHT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-TZNAME:CDT
-DTSTART:19700405T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=1SU
-END:DAYLIGHT
 BEGIN:STANDARD
 TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-TZNAME:CST
-DTSTART:19701025T020000
-RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
+TZOFFSETTO:-0500
+TZNAME:EST
+DTSTART:19700101T000000
 END:STANDARD
 END:VTIMEZONE
 END:VCALENDAR