{ pkgs, ... }: (pkgs.haskellngPackages.override { overrides = self: super: { lentil = super.lentil.override { mkDerivation = (attrs: self.mkDerivation (attrs // { version = "0.1.2.7"; sha256 = "1g3if2y41li6wyg7ffvpybqvbywiq8bf5b5fb6pz499hinzahb9d"; patches = [ ./1.patch ./syntaxes.patch ]; doCheck = false; })); }; }; }).lentil