diff --git a/.hgtags b/.hgtags
index 72eecf6..a470330 100644
--- a/.hgtags
+++ b/.hgtags
@@ -17,3 +17,4 @@ dcc5427f99f51a978386a0dd770467cd911ac84b 1.6
 58dbef4aef3d45c7a3da6945e53c9667c0f02d5b 1.7
 3696d77aaf02f5d15728dde3b9e35abcaf291496 1.7.1
 d3e6fa22ae45b38b1bdb0d813390365e5930360b 1.8
+c7f5f4d543170f03d70468e98a3a0ec8d2c4161b 1.9