From 0cb5b013c01d52b56b1c6b7f5d6b15dd48ea9034 Mon Sep 17 00:00:00 2001
From: Doug Beardsley <mightybyte@gmail.com>
Date: Sun, 27 Jan 2019 12:28:01 -0500
Subject: [PATCH] Overrides can be passed to callHackageDirect

---
 pkgs/development/haskell-modules/make-package-set.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/make-package-set.nix b/pkgs/development/haskell-modules/make-package-set.nix
index 0160a72cecd..b4cd7fee311 100644
--- a/pkgs/development/haskell-modules/make-package-set.nix
+++ b/pkgs/development/haskell-modules/make-package-set.nix
@@ -185,7 +185,7 @@ in package-set { inherit pkgs stdenv callPackage; } self // {
       in self.callCabal2nix pkg (pkgs.fetchzip {
            url = "http://hackage.haskell.org/package/${pkgver}/${pkgver}.tar.gz";
            inherit sha256;
-         }) {};
+         });
 
     # Creates a Haskell package from a source package by calling cabal2nix on the source.
     callCabal2nixWithOptions = name: src: extraCabal2nixOptions: args: