diff --git a/.hgtags b/.hgtags
index 8e6e0f38a9..7ce8d28d87 100644
--- a/.hgtags
+++ b/.hgtags
@@ -1 +1,2 @@
 24769ed89c1cfc33913a1953a896c45c78519ae6 3.8.0
+7bde902920f8e5cb1ab67c5ac7ca0d56d750b9d7 4.0.0