diff --git a/.hgtags b/.hgtags
index aab99ef20c34133893020e0697df87e0ea8cf393..52f1f7068128859cc3301d7623a1a3416df3913d 100644
--- a/.hgtags
+++ b/.hgtags
@@ -25,3 +25,4 @@ d7744e86dedc21a8ecf6bdb73eb191b8eaf5b0da jdk7-b47
 4ae9f4bfdb98f65bd957e3fe72471b320150b38e jdk7-b48
 aee93a8992d2389121eb610c00a86196f3e2b9b0 jdk7-b49
 5111e13e44e542fe945b47ab154546daec36737d jdk7-b50
+0f0189d55ce4a1f7840da7582ac7d970b3b7ab15 jdk7-b51