From 69c09c47e65ac220d9306687feb79544aeb2567a Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 12 Dec 2016 15:22:07 +0100
Subject: [PATCH] stack: version 1.3.x needs aeson 1.x to compile

---
 pkgs/development/haskell-modules/configuration-common.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 5c575c36205..0feb7b0c47a 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -994,13 +994,14 @@ self: super: {
     '';
   });
 
-  # https://github.com/commercialhaskell/stack/issues/2263
+  # The most current version needs some packages to build that are not in LTS 7.x.
   stack = super.stack.overrideScope (self: super: {
     http-client = self.http-client_0_5_4;
     http-client-tls = self.http-client-tls_0_3_3;
     http-conduit = self.http-conduit_2_2_3;
     optparse-applicative = dontCheck self.optparse-applicative_0_13_0_0;
     criterion = super.criterion.override { inherit (super) optparse-applicative; };
+    aeson = self.aeson_1_0_2_1;
   });
 
   # The latest Hoogle needs versions not yet in LTS Haskell 7.x.