diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix index 4c6c59c6ea7..0753e64c1e8 100644 --- a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix +++ b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix @@ -55,4 +55,8 @@ self: super: { # No modules defined for this compiler. fail = dontHaddock super.fail; + # Version 4.x doesn't compile with transformers 0.5 or later. + comonad_5 = dontCheck super.comonad_5; # https://github.com/ekmett/comonad/issues/33 + comonad = self.comonad_5; + }