diff --git a/.hgtags b/.hgtags
index a7ce58336fd..eae140588de 100644
--- a/.hgtags
+++ b/.hgtags
@@ -299,3 +299,4 @@ d6224d6021459ac8b3832e822f5acc849fa944af jdk9-b52
 82cd31c5d6ca8d4c1653f4eb1c09eb2d9a3b2813 jdk9-b54
 c97e2d1bad9708d379793ba2a4c848eda14c741e jdk9-b55
 47544495db2d3d2edf0f85862d8715592fdb919f jdk9-b56
+ddb95d8f169b09544cc17e72a6baaff2400092f5 jdk9-b57