From c120b6957cce1b608528d7380547bb8e6c8080a7 Mon Sep 17 00:00:00 2001
From: Luc Tielen <luc.tielen@kabisa.nl>
Date: Mon, 16 Sep 2019 18:02:21 +0200
Subject: [PATCH] haskell.packages.ghc881.hedgehog: fix build issue

---
 .../development/haskell-modules/configuration-ghc-8.8.x.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

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 aad21b5817a..29be9b9c6fd 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -94,9 +94,9 @@ self: super: {
     sha256 = "0l8x0pbsn18fj5ak5q0g5rva4xw1s9yc4d86a1pfyaz467b9i5a4";
   });
   happy = super.happy;
-  hedgehog = appendPatch super.hedgehog (pkgs.fetchpatch {
-    url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/hedgehog-0.6.1.patch";
-    sha256 = "04xwznd3lfgracfz68ls6vfm19rhq8fb74r6ii0grpv6cx4rr21i";
+  hedgehog = appendPatch (doJailbreak super.hedgehog) (pkgs.fetchpatch {
+    url = "https://gitlab.haskell.org/ghc/head.hackage/raw/master/patches/hedgehog-1.0.patch";
+    sha256 = "16gadh1hb74jqvzc9c893sffb1y2vjglblyrqjwp7xfhccq7g8yw";
   });
   easytest = self.easytest_0_3;
   regex-tdfa = appendPatch super.regex-tdfa (pkgs.fetchpatch {