From 93dd24aa6ab67e9c4dc7e65baf8386264c7fc7e6 Mon Sep 17 00:00:00 2001
From: Vaibhav Sagar <vaibhav.sagar@obsidian.systems>
Date: Wed, 28 Aug 2019 17:45:27 -0400
Subject: [PATCH] haskell.packages.ghc881.attoparsec: fix build

---
 pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
index 2fd241c41837..2894d758d3c5 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -132,7 +132,7 @@ self: super: {
     url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/regex-tdfa-1.2.3.1.patch";
     sha256 = "1lhas4s2ms666prb475gaw2bqw1v4y8cxi66sy20j727sx7ppjs7";
   });
-  attoparsec = appendPatch super.attoparsec (pkgs.fetchpatch {
+  attoparsec = appendPatch (doJailbreak super.attoparsec) (pkgs.fetchpatch {
     url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/attoparsec-0.13.2.2.patch";
     sha256 = "13i1p5g0xzxnv966nlyb77mfmxvg9jzbym1d36h1ajn045yf4igl";
   });