diff --git a/.hgtags b/.hgtags
index 443939444e..786ad376a4 100644
--- a/.hgtags
+++ b/.hgtags
@@ -1,3 +1,4 @@
 45d806b6694a5b67616e4f5cf62b452f38c665d4 3.6.0
 ccefb2483ae51b36875d40c8f18020df9d539cde 3.8.0
 c9d546f87d0e65e530c6cc3889e94ab2bdbdba7c 4.0.0
+fad9de17989b82e6efe8a8414811e27a067ae8d5 4.2.0