diff --git a/.hgtags b/.hgtags
index 82405010f4880c1e4b6bb87ef0a6d1e685826fb2..deb674b8d2f866f2dadd3ce2499fd546be8876bf 100644
--- a/.hgtags
+++ b/.hgtags
@@ -492,3 +492,4 @@ b685b4e870b159ea5731984199d275879d427038 hs25.20-b18
 b15553cde967dfd7781a4a5c669e4cb7db734317 jdk8u20-b19
 4f18dea0312d601d0515976bc0c643ea7acc829d hs25.20-b20
 9e4d27da4ac04c6e19291087f7c68a5c5803c7ca jdk8u20-b20
+4828415ebbf11e205dcc08e97ad5ae7dd03522f9 jdk8u20-b21