diff --git a/.hgtags b/.hgtags
index 71d294b69a..d1d529a225 100644
--- a/.hgtags
+++ b/.hgtags
@@ -14,3 +14,4 @@ e839808b734be508910bbdbef3514953cc3cc543 3.0.0
 f8e3f303708f4448bbe46e845ca0a9ec44d29a7e 3.6.0
 d116731bfad2fbdf55ad4f3d607a2b73bac7b359 3.8.0
 75465ae071def6dd741a546d8943b030efd02cf1 4.0.0
+5a0a044112489ae410c8a3b25d9d8e86fbae6e94 4.2.0