diff --git a/.hgtags b/.hgtags
index 8f294022cd..6e57200191 100644
--- a/.hgtags
+++ b/.hgtags
@@ -6,3 +6,4 @@ e0cb6396e85f0616c1e435d2417bd2f70202bd3d 5.2.0
 f0199e796e19759661159b04cba48c5baa2c78d7 5.8.0
 ae99a8c9fa4acd9ffe816a32ca4c2397c84f8fc3 6.0.0
 10866d4d85bd30da7601e1763c482db57ee00911 6.2.0
+24281ec43e2d97982fc44303290e03d6681be68e 6.4.0