Hi, This is a request to backport a JDK 8 fix into 7u4. 7122054: (tz) Windows-only: tzmappings needs update for KB2633952 http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7122054 webrev: http://hg.openjdk.java.net/jdk8/tl/jdk/rev/1c4fffa22930 Thanks, -- Yuka