diff --git a/jdk/.hgtags b/jdk/.hgtags
index 5a2f74362fc..827ca017224 100644
--- a/jdk/.hgtags
+++ b/jdk/.hgtags
@@ -262,3 +262,4 @@ ab7d2c565b0de5bee1361d282d4029371327fc9e jdk9-b16
 fd8e675f141b9bdb2f46d1ae8251f4ee3a895d64 jdk9-b17
 6ad17b31f0d30593392b1e8695b9709dbbd7fb70 jdk9-b18
 27561aede285c25a3e9ed8bf8918234ad3bb81e3 jdk9-b19
+f87c5be90e01a7ffb47947108eb3e0b0b1920880 jdk9-b20