diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -50,3 +50,4 @@ 6c6f49fda0191c4641dcd43aa0d4376b8b728d40
 184dea5e01c36e6474c83d3bb34719cdfec22b0d v4.15.1
 a4dc3669345553582296b2ce1485229a6c6f0522 v4.15.2
 d2a4a1a66f204668841da1cdccfa29083e1ef7a3 v4.16.0
+744cf8f2c8f23051978fc293404bf475cc5a31f6 v4.16.1