diff --git a/.hgtags b/.hgtags
index 5fdffed389..02cf8cfcb3 100644
--- a/.hgtags
+++ b/.hgtags
@@ -3,3 +3,4 @@ baad591d0c8f28295fa940654fb52125167d371a 1.6.0
 f523c8e44b80900659959a1e5c6468cd237b266b 1.8.0
 940dd31347eb51632ea3de312a591311cb2f7707 2.0.0
 5deaba26e5eb26930d82c46f199d298bd0703c08 2.2.0
+12d835001b2b59adffc0db504a3f60df14b9bfce 2.2.1