diff --git a/.hgtags b/.hgtags
index 2e3b749fc..b66e02c16 100644
--- a/.hgtags
+++ b/.hgtags
@@ -48,3 +48,4 @@ e5e1746a197f0398356a43fbe2eebac9690f795d 2.1.0
 3da8cec6c5326ed27c144c9b6d7a64a648370005 2.2.1
 92b916483c1e65a80dc80e3f7816b39e84b36a4d 2.2.2
 3c11c5c9776f3c678719161e96cc0a08169c1cb8 2.2.3
+ad9fe504a371ad8eb613052d58f229aa66f53527 2.2.4