self: super: let
  hlib = super.haskell.lib;
in {

  haskellPackages = super.haskellPackages.override (old: {
    overrides = super.lib.composeExtensions (old.overrides or (self: super: {}))
      (hself: hsuper: {
        intero = hlib.overrideCabal (hlib.dontCheck hsuper.intero) (old: {
          broken = false;
        });
      });
  });

}