diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -62,3 +62,4 @@ 17bc818b41bcf6883b9ff0da31f01d8c2a5d0781
 1e9f12aa01f82c335abc9017efe94ce1c30b52ba v4.18.2
 f4cc6b3c5680bdf4541d7d442fbb7086640fb547 v4.18.3
 5dc0277e4f77bd4cc3042d99625bb5d3ba480c8c v4.19.0
+3a815eeb1b1efa340dda9b81a8da3cf24a7d605b v4.19.1