diff --git a/.hgtags b/.hgtags
index 8cdb2b7c27..4ed67f13e1 100644
--- a/.hgtags
+++ b/.hgtags
@@ -1,2 +1,3 @@
 58bcc6a5606e63ce21d0c25cdaba95a3206a31a0 6.2.0
 00e4c13dfd0b1b5d6b37a300bfd30f5d6729d6da 6.4.0
+445e28f889802449d6e88576b4afda4998e9ed1f 6.6.0