From 171c2a26c20dba39ded77b4a5c4738504ad4b238 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Sat, 1 Nov 2014 17:01:50 +0100
Subject: [PATCH] haskell-pipes-shell: jailbreak to fix build with latest
 version of 'text'

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

diff --git a/pkgs/development/libraries/haskell/pipes-shell/default.nix b/pkgs/development/libraries/haskell/pipes-shell/default.nix
index 5a27c099597..dbe3a73cc1d 100644
--- a/pkgs/development/libraries/haskell/pipes-shell/default.nix
+++ b/pkgs/development/libraries/haskell/pipes-shell/default.nix
@@ -15,6 +15,7 @@ cabal.mkDerivation (self: {
     async hspec pipes pipesBytestring pipesSafe stm stmChans text
   ];
   doCheck = false;
+  jailbreak = true;
   meta = {
     description = "Create proper Pipes from System.Process";
     license = self.stdenv.lib.licenses.bsd3;