diff --git a/.hgtags b/.hgtags
index 5a77f141f6..321d37f624 100644
--- a/.hgtags
+++ b/.hgtags
@@ -3,3 +3,4 @@
 348ba24dd47fbed3527b4df625345203ab1f10ec 1.8.0
 e037ec26748b385014a93507201c4e23ce7a9059 2.0.0
 90ba5d041ead63adb3102ada77c6d25ca02f807a 2.2.0
+83422595c59934e830461fe8f20810d044522573 2.2.1