diff --git a/data-interval.cabal b/data-interval.cabal
index 62a4a7d..e5134a5 100644
--- a/data-interval.cabal
+++ b/data-interval.cabal
@@ -1,5 +1,5 @@
 Name:		data-interval
-Version:	2.1.1
+Version:	2.1.2
 License:	BSD3
 License-File:	COPYING
 Author:		Masahiro Sakai (masahiro.sakai@gmail.com)