From eaae0cb6bfac5e7825c0f89376e90dd09c8f4a28 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Sat, 28 Sep 2013 13:28:30 +0200
Subject: [PATCH] yesod-core: jailbreak to support recent versions of cereal

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

diff --git a/pkgs/development/libraries/haskell/yesod-core/default.nix b/pkgs/development/libraries/haskell/yesod-core/default.nix
index 153d361f4dd..179c29addbb 100644
--- a/pkgs/development/libraries/haskell/yesod-core/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-core/default.nix
@@ -25,6 +25,7 @@ cabal.mkDerivation (self: {
     QuickCheck random resourcet shakespeareCss shakespeareJs text
     transformers wai waiTest
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://www.yesodweb.com/";
     description = "Creation of type-safe, RESTful web applications";