From 9f2d210fde8e647bcfd92e70098faffb7ae0636d Mon Sep 17 00:00:00 2001
From: Marek Fajkus <marek.faj@gmail.com>
Date: Tue, 22 Feb 2022 12:58:50 +0100
Subject: [PATCH] elmPackages.elm: explicitely use ghc8107

---
 pkgs/development/compilers/elm/default.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/elm/default.nix b/pkgs/development/compilers/elm/default.nix
index 149d81150548..ab19ac42d24c 100644
--- a/pkgs/development/compilers/elm/default.nix
+++ b/pkgs/development/compilers/elm/default.nix
@@ -7,7 +7,7 @@ let
 
   fetchElmDeps = pkgs.callPackage ./fetchElmDeps.nix { };
 
-  hsPkgs = self: pkgs.haskellPackages.override {
+  hsPkgs = self: pkgs.haskell.packages.ghc8107.override {
     overrides = self: super: with pkgs.haskell.lib.compose; with lib;
     let elmPkgs = rec {
       elm = overrideCabal (drv: {
@@ -200,4 +200,3 @@ in lib.makeScope pkgs.newScope (self: with self; {
       inherit (nodePkgs) elm-doc-preview elm-live elm-upgrade elm-xref elm-analyse elm-git-install;
     })
   )
-