diff --git a/.hgtags-top-repo b/.hgtags-top-repo
index f74c0bcfaa6..dc47bb707b1 100644
--- a/.hgtags-top-repo
+++ b/.hgtags-top-repo
@@ -212,3 +212,4 @@ b9415faa7066a4d3b16d466556d5428446918d95 jdk8-b87
 e1a929afcfc492470d50be0b6b0e8dc77d3760b9 jdk8-b88
 892a0196d10c67f3a12f0eefb0bb536e423d8868 jdk8-b89
 69b773a221b956a3386933ecdbfeccee0edeac47 jdk8-b90
+cb51fb4789ac0b8be4056482077ddfb8f3bd3805 jdk8-b91