diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..0a722d7
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use nix;
diff --git a/.gitignore b/.gitignore
index 7ea4304..9c43034 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 keys.toml
+.direnv
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..81d6525
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,11 @@
+let
+#   nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/tarball/nixos-24.05";
+  pkgs = import <nixpkgs> { config = {}; overlays = []; };
+in
+
+pkgs.mkShellNoCC {
+  packages = with pkgs; [
+    # nixd
+    gnumake
+  ];
+}