diff --git a/.hgtags b/.hgtags
index a3f803fc88..ee5b67c18a 100644
--- a/.hgtags
+++ b/.hgtags
@@ -11,3 +11,4 @@ f6c4d34d16cb5f6b9b44bbc26f8ba6c2bbf11e3d 2.8.0
 5c923589db0a62e886b2db88e2dea66c531ea926 3.2.0
 d4f14065664ab692ff901ce6f369360a7811925a 3.4.0
 d8ef5604b13ca80d62b751dc5f53b288e3bf0ab0 3.6.0
+640818e9e0f1e1afa892d0d32160265fa7462853 3.8.0