1 files changed, 7 insertions, 20 deletions
diff --git a/libical/zoneinfo/America/Denver.ics b/libical/zoneinfo/America/Denver.ics
index 74a69a4610..036d516125 100644
--- a/libical/zoneinfo/America/Denver.ics
+++ b/libical/zoneinfo/America/Denver.ics
@@ -2,7 +2,7 @@ BEGIN:VCALENDAR
 PRODID:-//Ximian//NONSGML Evolution Olson-VTIMEZONE Converter//EN
 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/America/Denver
+TZID:/softwarestudio.org/Olson_20010831_3/America/Denver
 X-LIC-LOCATION:America/Denver
 BEGIN:STANDARD
 TZOFFSETFROM:-0600
@@ -16,21 +16,18 @@ TZOFFSETFROM:-0700
 TZOFFSETTO:-0600
 TZNAME:MDT
 DTSTART:19870405T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYMONTHDAY=1,2,3,4,5,6,7;BYDAY=SU
+RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=1SU
 END:DAYLIGHT
 BEGIN:STANDARD
-TZOFFSETFROM:+0000
-TZOFFSETTO:-065956
-TZNAME:LMT
-DTSTART:00010101T000000
-RDATE:00010101T000000
-END:STANDARD
-BEGIN:STANDARD
-TZOFFSETFROM:-065956
+TZOFFSETFROM:-0700
 TZOFFSETTO:-0700
 TZNAME:MST
 DTSTART:18831118T120000
 RDATE:18831118T120000
+RDATE:19200101T000000
+RDATE:19420101T000000
+RDATE:19460101T000000
+RDATE:19670101T000000
 END:STANDARD
 BEGIN:DAYLIGHT
 TZOFFSETFROM:-0700
@@ -75,16 +72,6 @@ RDATE:19201031T020000
 RDATE:19210522T020000
 RDATE:19450930T020000
 END:STANDARD
-BEGIN:STANDARD
-TZOFFSETFROM:-0700
-TZOFFSETTO:-0700
-TZNAME:MST
-DTSTART:19200101T000000
-RDATE:19200101T000000
-RDATE:19420101T000000
-RDATE:19460101T000000
-RDATE:19670101T000000
-END:STANDARD
 BEGIN:DAYLIGHT
 TZOFFSETFROM:-0700
 TZOFFSETTO:-0600