diff --git a/.hgtags b/.hgtags
index f7ca9dfd..4c18e738 100644
--- a/.hgtags
+++ b/.hgtags
@@ -6,3 +6,4 @@ e3c0182ba64b77319ce84c9e2a8581649e68273d v0.2.1
 cb6e89af8012fac22cc0f3c5ad247c98c701bdda v0.3.0
 ee26517b27207353b0c8a7d357bcb4977b5d93fb v0.4.0
 7db07694ea00eb1655f7a1adcc3ae880e8e116f9 v0.4.1
+13a39b11aceee517c19d2e2cec2e6b875546062c v0.4.2