diff --git a/.hgtags b/.hgtags
index 3616160d6b..72a7862fab 100644
--- a/.hgtags
+++ b/.hgtags
@@ -12,3 +12,4 @@ ef61c5c3c8d21d018a27de0ef4b5695cc58e1de5 3.4.0
 a9ab25db0e9574b4b95f3fb53f82ea28be881228 3.6.0
 bbb478b01b853f92b4c6e7d69855a96a28cd75ce 3.8.0
 0a23227855067e5fad3d5713708048f7387fad89 4.0.0
+bd3eddd2c67850ed86192d9a199ea152dceb9bb1 4.2.0