From 6898b1903ac5482ae139575ce9cc94dc6dffb594 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Sat, 9 Aug 2014 12:14:39 +0200
Subject: [PATCH] haskell-threepenny-gui: jailbreak to fix build with aeson
 0.8.x

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

diff --git a/pkgs/development/libraries/haskell/threepenny-gui/default.nix b/pkgs/development/libraries/haskell/threepenny-gui/default.nix
index d31c43538d3..5cd8e4ae2dc 100644
--- a/pkgs/development/libraries/haskell/threepenny-gui/default.nix
+++ b/pkgs/development/libraries/haskell/threepenny-gui/default.nix
@@ -19,6 +19,7 @@ cabal.mkDerivation (self: {
     time transformers unorderedContainers utf8String vault websockets
     websocketsSnap
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://www.haskell.org/haskellwiki/Threepenny-gui";
     description = "GUI framework that uses the web browser as a display";