From d40a83ea5377643ab2ffdd548b9d5ad2ac8c0e3e Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Fri, 19 Sep 2014 12:50:59 +0200
Subject: [PATCH] haskell-ad: update to version 4.2.1

---
 pkgs/development/libraries/haskell/ad/default.nix | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkgs/development/libraries/haskell/ad/default.nix b/pkgs/development/libraries/haskell/ad/default.nix
index d53d11385f4d..afe8992aeeaf 100644
--- a/pkgs/development/libraries/haskell/ad/default.nix
+++ b/pkgs/development/libraries/haskell/ad/default.nix
@@ -1,17 +1,17 @@
 # This file was auto-generated by cabal2nix. Please do NOT edit manually!
 
-{ cabal, comonad, dataReify, doctest, erf, filepath, free, mtl
-, nats, reflection, tagged, transformers
+{ cabal, comonad, dataReify, doctest, erf, filepath, free, nats
+, reflection, tagged, transformers
 }:
 
 cabal.mkDerivation (self: {
   pname = "ad";
-  version = "4.2.0.1";
-  sha256 = "06vjllcrnr4dv5h3xkcy5zhnhyamp6b6jahpnh2y0i6mp2bdw0pz";
+  version = "4.2.1";
+  sha256 = "05ndr26lsc4xa18vfb3qdjcp03gsq2bhc8dc0yr5g1x9dybq6dx2";
   buildDepends = [
-    comonad dataReify erf free mtl nats reflection tagged transformers
+    comonad dataReify erf free nats reflection tagged transformers
   ];
-  testDepends = [ doctest filepath mtl ];
+  testDepends = [ doctest filepath ];
   meta = {
     homepage = "http://github.com/ekmett/ad";
     description = "Automatic Differentiation";