From 21a7031e3e03806db00404cf740927201bafdc85 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 18 Mar 2013 12:15:30 +0100
Subject: [PATCH] haskell-vty-ui: jailbreak to fix build with recent versions
 of QuickCheck

---
 pkgs/development/libraries/haskell/vty-ui/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/haskell/vty-ui/default.nix b/pkgs/development/libraries/haskell/vty-ui/default.nix
index 5d0c9ffd91a8..3b38db8c1de4 100644
--- a/pkgs/development/libraries/haskell/vty-ui/default.nix
+++ b/pkgs/development/libraries/haskell/vty-ui/default.nix
@@ -11,6 +11,7 @@ cabal.mkDerivation (self: {
   buildDepends = [
     filepath mtl QuickCheck random regexBase stm text time vector vty
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://jtdaugherty.github.com/vty-ui/";
     description = "An interactive terminal user interface library for Vty";