From a93512d71ff07344e0231e05abcc2d3728cfdc2f Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Fri, 7 Nov 2014 11:59:03 +0100
Subject: [PATCH] hasktags: jailbreak to fix build with latest 'json'

---
 pkgs/development/tools/haskell/hasktags/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/tools/haskell/hasktags/default.nix b/pkgs/development/tools/haskell/hasktags/default.nix
index 36b3739a1405..03dfaee87861 100644
--- a/pkgs/development/tools/haskell/hasktags/default.nix
+++ b/pkgs/development/tools/haskell/hasktags/default.nix
@@ -9,6 +9,7 @@ cabal.mkDerivation (self: {
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ filepath json utf8String ];
+  jailbreak = true;
   meta = {
     homepage = "http://github.com/MarcWeber/hasktags";
     description = "Produces ctags \"tags\" and etags \"TAGS\" files for Haskell programs";