diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -8,3 +8,4 @@ e8c4a032c7bd46337afb63fa8576d0218822095f
 025f02eff3b2adfb99a64bcc38ae57c112723b03 v1.3.0
 ad9a66d0ebe47c1a56f4fba723f11a3a56cca7c7 v1.3.1
 32db28d9ca076bb79b293687085625ad618d9dd7 v1.3.2
+a2fb9af6341ce6d0a853a7d2e4e59b7a983af529 v1.4.0-rc1