--- old/make/data/tzdata/zone.tab	2014-10-28 14:13:54.553389418 +0300
+++ new/make/data/tzdata/zone.tab	2014-10-28 14:13:54.433389423 +0300
@@ -330,7 +330,8 @@
 PF	-1732-14934	Pacific/Tahiti	Society Islands
 PF	-0900-13930	Pacific/Marquesas	Marquesas Islands
 PF	-2308-13457	Pacific/Gambier	Gambier Islands
-PG	-0930+14710	Pacific/Port_Moresby
+PG	-0930+14710	Pacific/Port_Moresby	most locations
+PG	-0613+15534	Pacific/Bougainville	Bougainville
 PH	+1435+12100	Asia/Manila
 PK	+2452+06703	Asia/Karachi
 PL	+5215+02100	Europe/Warsaw