diff --git a/.hgtags b/.hgtags
index 2e9e3e4..edc9c0b 100644
--- a/.hgtags
+++ b/.hgtags
@@ -6,3 +6,4 @@ ea4d5abfd0c02a96dd10cfe7ec3e7a76a080f38f 0.5
 a914ae72b4eae171ca50b0ebda12765a68c7f744 0.6
 405ffe2bfa854ba85428ee1627f5e0b01246ee22 0.7
 b04dcad949573b1cef99392cf66caa5c55a0f930 0.8
+6403df46028ffe602f5834743099c5160938aa6b 0.9