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 161d1647bda..345808f5aee 100644 --- a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix +++ b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix @@ -149,4 +149,6 @@ self: super: { }; })); + trifecta = doJailbreak super.trifecta; + }