diff --git a/pkgs/development/libraries/haskell/timezone-series/default.nix b/pkgs/development/libraries/haskell/timezone-series/default.nix
index 1ce1ca1f768..cb7e40243ff 100644
--- a/pkgs/development/libraries/haskell/timezone-series/default.nix
+++ b/pkgs/development/libraries/haskell/timezone-series/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "timezone-series";
-  version = "0.1.2";
-  sha256 = "0clvm1kwmxid5bhb74vgrpzynn4sff2k6mfzb43i7737w5fy86gp";
+  version = "0.1.3";
+  sha256 = "0b13a929wrgfl1agkyp3d5wy89aw69zm4l0src7p16rh3kr38w73";
   buildDepends = [ time ];
   meta = {
     homepage = "http://projects.haskell.org/time-ng/";