diff --git a/.hgtags b/.hgtags
index b9ef62f73d..49b69ab4e0 100644
--- a/.hgtags
+++ b/.hgtags
@@ -2157,3 +2157,4 @@ d5b1d6177b374bbecfbd5c75fbce28e148eeecea v7-3-814
 ad7b6062a7f4041b736d45c5f045671d60eb782f v7-3-818
 36fd800b8c6c527c75bfe285d0ed0c3bc1cf45f7 v7-3-819
 688da4d486a019afa3565ffc553af6ee1a4e67d8 v7-3-820
+4936ee89b4bcfaa33f74114bd07f20af382af14d v7-3-821