diff --git a/.hgtags b/.hgtags
index 2934f7981a..5fdffed389 100644
--- a/.hgtags
+++ b/.hgtags
@@ -2,3 +2,4 @@
 baad591d0c8f28295fa940654fb52125167d371a 1.6.0
 f523c8e44b80900659959a1e5c6468cd237b266b 1.8.0
 940dd31347eb51632ea3de312a591311cb2f7707 2.0.0
+5deaba26e5eb26930d82c46f199d298bd0703c08 2.2.0