diff --git a/.hgtags b/.hgtags
index 1bba455e2b..6fe33efdde 100644
--- a/.hgtags
+++ b/.hgtags
@@ -14,3 +14,4 @@ aeb255e67b8bab29d4a80a0257de8d92aaabe6e5 3.2.0
 e3b0a6ef8833a372629a4236ba5de183a52214b2 3.6.0
 d70aa7851f3c6cbe0e5474ca38f44a99671ffe26 3.8.0
 23e7c495b5019b237f60c39390c9c4e606cea244 4.0.0
+de2bfefb09a7916b4d1c7f90fd553fca49bd749a 4.2.0