diff -r 000000000000 -r fb9019fb1bf7 src/zoneinfo/America/Puerto_Rico.ics
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/zoneinfo/America/Puerto_Rico.ics	Tue Feb 10 18:12:00 2015 +0100
@@ -0,0 +1,44 @@
+BEGIN:VCALENDAR
+PRODID:-//tzurl.org//NONSGML Olson 2011n//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:America/Puerto_Rico
+TZURL:http://tzurl.org/zoneinfo/America/Puerto_Rico
+X-LIC-LOCATION:America/Puerto_Rico
+BEGIN:STANDARD
+TZOFFSETFROM:-042425
+TZOFFSETTO:-0400
+TZNAME:AST
+DTSTART:18990328T120000
+RDATE:18990328T120000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZOFFSETFROM:-0400
+TZOFFSETTO:-0300
+TZNAME:AWT
+DTSTART:19420503T000000
+RDATE:19420503T000000
+END:DAYLIGHT
+BEGIN:DAYLIGHT
+TZOFFSETFROM:-0300
+TZOFFSETTO:-0300
+TZNAME:APT
+DTSTART:19450814T200000
+RDATE:19450814T200000
+END:DAYLIGHT
+BEGIN:STANDARD
+TZOFFSETFROM:-0300
+TZOFFSETTO:-0400
+TZNAME:AST
+DTSTART:19450930T020000
+RDATE:19450930T020000
+END:STANDARD
+BEGIN:STANDARD
+TZOFFSETFROM:-0400
+TZOFFSETTO:-0400
+TZNAME:AST
+DTSTART:19460101T000000
+RDATE:19460101T000000
+END:STANDARD
+END:VTIMEZONE
+END:VCALENDAR