diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..1d953f4
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use nix
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..e04cd2a
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,21 @@
+# <shell.nix>
+{ pkgs ? import <nixpkgs> {}}:
+
+let
+  rust_overlay = import (builtins.fetchTarball "https://github.com/oxalica/rust-overlay/archive/master.tar.gz");
+  pkgs = import <nixpkgs> { overlays = [ rust_overlay ]; };
+  ruststable = (pkgs.rust-bin.stable.latest.default.override {
+    extensions = [
+      "rust-src"
+    ];
+  });
+in
+pkgs.mkShell {
+  buildInputs = with pkgs; [
+    ruststable
+    rust-analyzer
+    bacon
+    pkg-config
+    openssl
+  ];
+}