From a40bf20a1d648521cef7f56eb987c4c732a2b4ea Mon Sep 17 00:00:00 2001
From: Joachim Fasting <joachifm@fastmail.fm>
Date: Sun, 6 Aug 2017 23:32:21 +0200
Subject: [PATCH] pigz: enable parallel building

---
 pkgs/tools/compression/pigz/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/tools/compression/pigz/default.nix b/pkgs/tools/compression/pigz/default.nix
index c1f3232e187a..76704c254bdb 100644
--- a/pkgs/tools/compression/pigz/default.nix
+++ b/pkgs/tools/compression/pigz/default.nix
@@ -11,6 +11,8 @@ stdenv.mkDerivation {
     sha256 = "16lgbjzzfx0k4a1znsw8kq3lnkx17gw93zq2sn01sny11fj1y0vg";
   };
 
+  enableParallelBuilding = true;
+
   buildInputs = [zlib] ++ stdenv.lib.optional stdenv.isLinux utillinux;
 
   doCheck = stdenv.isLinux;