From 4f21e87fbe32f9aa260eb0cdf576e47d1e321892 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Wed, 18 Sep 2019 15:13:27 +0000
Subject: [PATCH] haskell-aeson-diff: jailbreak when building with ghc-8.8.x

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

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 8ff184cb2807..93dd837b1066 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -164,4 +164,7 @@ self: super: {
     sha256 = "0zsgzn0nvdxvqi5z0za3gzlhql2x5d5cr0kkr19j5c67fy177w6b";
   });
 
+  # over-specified version constraints
+  aeson-diff = doJailbreak super.aeson-diff;
+
 }