From b76e4059c47215533d7548e7a7f10ad42c3cf3b8 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Wed, 6 Feb 2013 12:27:09 +0100
Subject: [PATCH] haskell-either: update to version 3.4

---
 pkgs/development/libraries/haskell/either/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/haskell/either/default.nix b/pkgs/development/libraries/haskell/either/default.nix
index 91b24e56378d..4730af585697 100644
--- a/pkgs/development/libraries/haskell/either/default.nix
+++ b/pkgs/development/libraries/haskell/either/default.nix
@@ -3,8 +3,8 @@
 
 cabal.mkDerivation (self: {
   pname = "either";
-  version = "3.1";
-  sha256 = "1paglfhd2xjr32sh5npl3kvamv4nps9fpy0wk9ya0l26w4c3bdsm";
+  version = "3.4";
+  sha256 = "05nbp8gp50wq592k6dsrpzp6wmqjn9pz6mkizqfb65z1wvd1xiz2";
   buildDepends = [
     MonadRandom mtl semigroupoids semigroups transformers
   ];