diff --git a/.hgtags b/.hgtags
index c2bfd6ff3947f0ac61bfd91d365f8fedf0ce8123..6792e20a86ab5db1db84c8ce591c0ebf7d79c4b7 100644
--- a/.hgtags
+++ b/.hgtags
@@ -5,3 +5,4 @@ e84e9018bebbf3e5bafc5706e7882a15cb1c7d99 jdk7-b27
 27509b7d21ed783b3f6eb7b7612781c675a30c2f jdk7-b28
 8b71960f79ce0a6fb8ddfeec03f03d400a361747 jdk7-b29
 c0252adbb2abbfdd6c35595429ac6fbdd98e20ac jdk7-b30
+ef6af34d75a7b44e77083f1d4ee47631fa09d3b4 jdk7-b31