diff --git a/.hgtags b/.hgtags
index 1c09e021f0..df262ce08d 100644
--- a/.hgtags
+++ b/.hgtags
@@ -1 +1,2 @@
 4d17b543e4b63560a7d0685f41e22e16df143c04 6.2.0
+dba709048b08aab76ed29c503c11d78ede409112 6.4.0