diff --git a/pkgs/top-level/haskell-defaults.nix b/pkgs/top-level/haskell-defaults.nix index 79d58e91e34..0c93774741a 100644 --- a/pkgs/top-level/haskell-defaults.nix +++ b/pkgs/top-level/haskell-defaults.nix @@ -16,9 +16,11 @@ ghcHEADPrefs = self : super : super // { mtl = self.mtl_2_1_3_1; + cabalInstall_1_20_0_1 = super.cabalInstall_1_20_0_1.override { Cabal = null; }; }; ghc782Prefs = self : super : ghcHEADPrefs self super // { + cabalInstall_1_20_0_1 = super.cabalInstall_1_20_0_1.override { Cabal = self.Cabal_1_20_0_0; }; }; ghc763Prefs = self : super : ghc782Prefs self super // {