1 files changed, 16 insertions, 11 deletions
diff --git a/shell.nix b/shell.nix
index afe339f..997bd76 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,12 +1,17 @@
-with import <nixpkgs> {}; {
-  env = stdenv.mkDerivation {
-    name = "env";
-    buildInputs = with nodePackages; with haskellPackages; [
-      stack
-      nodemon
-      stylish-haskell
-      tmux
-      tmuxinator
-    ];
-  };
+with (import (builtins.fetchGit {
+  name = "nixos-21.05-2021-08-02";
+  url = "https://github.com/nixos/nixpkgs/";
+  ref = "refs/heads/nixos-21.05";
+  rev = "d4590d21006387dcb190c516724cb1e41c0f8fdf";
+}){});
+
+mkShell {
+
+  buildInputs = with haskellPackages; [
+    cabal-install
+    stylish-haskell
+    tmux
+    (ghc.withPackages (hp: [ hp.zlib ]))
+  ];
+
 }