diff --git a/.hgtags b/.hgtags
index 2f685d1aca65495dfafb47ff0434180c53b1fdc9..3841498ce5129429fdf2ab848a476ce44d9d9bc4 100644
--- a/.hgtags
+++ b/.hgtags
@@ -172,3 +172,4 @@ b92353a01aa049bc508fc56f0347d5934b7c4390 jdk8-b45
 3e4ab821f46166fcf63e8fe5c8046216003c941f jdk8-b48
 51707c3b75c0f521794d9ab425f4e5b2351c70c1 jdk8-b49
 e4bae5c53fca8fcb9393d47fd36a34b9e2e8d4ec jdk8-b50
+e865efbc71059a414b3b2dd2e0adfcb3d2ab6ff9 jdk8-b51