From 713918a094d7d6ad0d75aea16e4b1f5b316f8c59 Mon Sep 17 00:00:00 2001
From: Nikolay Amiantov <ab@fmap.me>
Date: Sat, 18 Feb 2017 17:47:36 +0300
Subject: [PATCH] haskellPackages.pointfree: fix build

---
 pkgs/development/haskell-modules/configuration-common.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index f6c677f0bd0..34907151f0b 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -844,4 +844,10 @@ self: super: {
 
   # https://github.com/xmonad/xmonad-extras/issues/3
   xmonad-extras = doJailbreak super.xmonad-extras;
+
+  # https://github.com/bmillwood/pointfree/issues/21
+  pointfree = appendPatch super.pointfree (pkgs.fetchpatch {
+    url = "https://github.com/bmillwood/pointfree/pull/22.patch";
+    sha256 = "04q0b5d78ill2yrpflkphvk2y38qc50si2qff4bllp47wj42aqmp";
+  });
 }