diff --git a/.hgtags b/.hgtags
index 0ab0ec5..4e9aadd 100644
--- a/.hgtags
+++ b/.hgtags
@@ -406,3 +406,4 @@
 550bfc15779f8f339610793867fdc251125811b5 jdk-9+170
 fc416270a776409b74006262dd0a9f5f5ff31555 jdk-9+171
 c8d6b740f0f7ec834b4157bf0d4523e8bbddb3f0 jdk-9+172
+fa8e4de50e821eed876388c84f7129a6739268be jdk-9+173