From 7d64583919ccdb0eabc53f576b06f9821aeef65b Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Thu, 28 Mar 2013 01:44:30 +0100
Subject: [PATCH] haskell-persistent-postgresql: jailbreak to fix build with
 latest version of postgres-simple

---
 .../libraries/haskell/persistent-postgresql/default.nix          | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/haskell/persistent-postgresql/default.nix b/pkgs/development/libraries/haskell/persistent-postgresql/default.nix
index 0ee5e625db4..885ad70f63f 100644
--- a/pkgs/development/libraries/haskell/persistent-postgresql/default.nix
+++ b/pkgs/development/libraries/haskell/persistent-postgresql/default.nix
@@ -10,6 +10,7 @@ cabal.mkDerivation (self: {
     aeson conduit monadControl persistent postgresqlLibpq
     postgresqlSimple text time transformers
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://www.yesodweb.com/book/persistent";
     description = "Backend for the persistent library using postgresql";