From b5c1cdd7136b2b074f1009c95c4645d95fc5a28e Mon Sep 17 00:00:00 2001
From: Cray Elliott <MP2E@archlinux.us>
Date: Fri, 22 Aug 2014 00:15:07 -0700
Subject: [PATCH] jailbreak cabal-lens so that it builds with lens v4.4

bug report submitted to cabal-lens to request upper bound bump
---
 pkgs/development/libraries/haskell/cabal-lenses/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/haskell/cabal-lenses/default.nix b/pkgs/development/libraries/haskell/cabal-lenses/default.nix
index a4ac5164e1f..ccd23434fe0 100644
--- a/pkgs/development/libraries/haskell/cabal-lenses/default.nix
+++ b/pkgs/development/libraries/haskell/cabal-lenses/default.nix
@@ -7,6 +7,7 @@ cabal.mkDerivation (self: {
   version = "0.3";
   sha256 = "13nx9cn81cx9cj7fk07akqvz4qkl49dlgb5wl5wanag6bafa6vhl";
   buildDepends = [ Cabal lens unorderedContainers ];
+  jailbreak = true;
   meta = {
     description = "Lenses and traversals for the Cabal library";
     license = self.stdenv.lib.licenses.bsd3;