From c5cf8dd57aad74fd97f9849c1ba4b94a56b77b03 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Fri, 9 Mar 2018 17:33:46 +0100
Subject: [PATCH] haskell-hackage-db: fix build with GHC 8.2.2

---
 pkgs/development/haskell-modules/configuration-ghc-8.2.x.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.2.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.2.x.nix
index 44a08d585b4..20bd3b0398c 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.2.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.2.x.nix
@@ -96,5 +96,9 @@ self: super: {
     Cabal = self.Cabal_2_2_0_0;
     text = self.text_1_2_3_0;
   });
+  hackage-db_2_0_1 = super.hackage-db_2_0_1.overrideScope (self: super: {
+    Cabal = self.Cabal_2_2_0_0;
+    text = self.text_1_2_3_0;
+  });
 
 }