diff --git a/.hgtags b/.hgtags
index ea7676a64..6dbd9b6d2 100644
--- a/.hgtags
+++ b/.hgtags
@@ -72,3 +72,4 @@ a064ad64d167508a8e9e73766b1a4e6bd10c85db 2.5.0
 a4f9639702baa3eb4f3b16e162f74f7b69f3f9e1 2.6.1
 a4f25c5e649892b5cc746d21be971e4773478af9 2.6.2
 2967aa416a4f3cdb65fc75073a2a148e1f372742 2.6.3
+f03b6de8325f5b6c35cea7c3de092f134ea8ef07 2.6.4