diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -16,3 +16,4 @@ ca41d544dbdfd2f81bd0304168492a26276aadb6
 16ba57d8fe2317c49dbd422afd07ab497687aa02 v0.8.5
 2cd05c5803ade0f491d697fe75ce417138fe2295 v1.0.0rc1
 2ec9b6c8cacee06a773713f455a516d622241a25 v1.0.0rc2
+0a48c1ec04fce56cfef4641ee5c6c54c276cf85d v1.0.0rc4