@@ -109,7 +109,7 @@ selects packages from the larger package set.
109109# shell.nix
110110let
111111 haskellNix = import (builtins.fetchTarball https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz) {};
112− nixpkgs = haskellNix.sources.nixpkgs-1909 haskellNix.nixpkgsArgs;
112+ nixpkgs = import haskellNix.sources.nixpkgs-1909 haskellNix.nixpkgsArgs;
113113 haskell = nixpkgs.haskell-nix;
114114in
115115 haskell.haskellPackages.ghcWithPackages (ps: with ps;
@@ -128,7 +128,7 @@ project.
128128```nix
129129let
130130 haskellNix = import (builtins.fetchTarball https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz) {};
131− nixpkgs = haskellNix.sources.nixpkgs-1909 haskellNix.nixpkgsArgs;
131+ nixpkgs = import haskellNix.sources.nixpkgs-1909 haskellNix.nixpkgsArgs;
132132 haskell = nixpkgs.haskell-nix;
133133in
134134 haskell.snapshots."lts-13.18".alex.components.exes.alex