From 5641a8da281baa02b2556d6138c9edf8e1d05a0f Mon Sep 17 00:00:00 2001
From: Vaibhav Sagar <vaibhav.sagar@obsidian.systems>
Date: Thu, 29 Aug 2019 17:42:46 -0400
Subject: [PATCH] haskell.packages.ghc881.yaml: fix build

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

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 23390518b680..241cc49a145d 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -159,4 +159,5 @@ self: super: {
       cp -v ${pkgs.fetchurl {url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/memory-0.14.18.cabal"; sha256 = "1325wny0irnq51rz0f4xgkvm01p6n4z5jid2jgpkhjac8a2sdgwl";}} memory.cabal
     '';
   });
+  yaml = self.yaml_0_11_1_2;
 }