From 3f714f32acf6753a3c8c43c6b403945dc0f614b0 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Mon, 12 Jan 2015 12:18:46 -0500
Subject: [PATCH] overrideCabal: Preserve overrideScope attr

---
 pkgs/development/haskell-modules/lib.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/haskell-modules/lib.nix b/pkgs/development/haskell-modules/lib.nix
index 4f8edb25a00..99ae61ee975 100644
--- a/pkgs/development/haskell-modules/lib.nix
+++ b/pkgs/development/haskell-modules/lib.nix
@@ -4,6 +4,7 @@ rec {
 
   overrideCabal = drv: f: drv.override (args: args // {
     mkDerivation = drv: args.mkDerivation (drv // f drv);
+    overrideScope = scope: overrideCabal (drv.overrideScope scope) f;
   });
 
   doHaddock = drv: overrideCabal drv (drv: { noHaddock = false; });