diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -70,3 +70,4 @@ 5b740274011766ef2f73803cc196d081e1e7f1d4
 5a7835234e2c45e8fb8184c60f548a64b5842af8 v4.21.0
 26af88343015f8b89d5a66f92bc7547c51fcf0df v4.22.0
 cf54e5f700fe5dc50af1a1bdf5197c18cf52105f v4.23.0
+179d989bcfe02c6227f9f6aa9236cbbe1c14c400 v4.23.1