diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index 2abdc16..c9ffbf0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .cargo_cache
 target
+.direnv
diff --git a/build.rs b/build.rs
index b9e37e8..c591e2b 100644
--- a/build.rs
+++ b/build.rs
@@ -17,7 +17,7 @@ fn main() {
 
     println!(
         "cargo:rustc-link-search=native={}",
-        dst.join("lib").display()
+        dst.join("lib64").display()
     );
     println!("cargo:rustc-link-lib=static=atomic_ops");
 
@@ -31,7 +31,7 @@ fn main() {
 
     println!(
         "cargo:rustc-link-search=native={}",
-        dst.join("lib").display()
+        dst.join("lib64").display()
     );
     println!("cargo:rustc-link-lib=static=gc");
 
@@ -65,7 +65,7 @@ fn main() {
 
     println!(
         "cargo:rustc-link-search=native={}",
-        dst.join("lib").display()
+        dst.join("lib64").display()
     );
     println!("cargo:rustc-link-lib=static=gc");
 }
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..029b400
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,66 @@
+{
+  "nodes": {
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1779185128,
+        "narHash": "sha256-Kl2bkmwZJD3n2KWDxuIlturZ7emqRK+anpD1LmDwpmY=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "b7bd9323fe26a3b4f4bddbb2c2a1dacabced2f88",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1778869304,
+        "narHash": "sha256-30sZNZoA1cqF5JNO9fVX+wgiQYjB7HJqqJ4ztCDeBZE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d233902339c02a9c334e7e593de68855ad26c4cb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "fenix": "fenix",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1779074864,
+        "narHash": "sha256-0M3WqsWmtXmv9Ev/vnFfCHosWvISDwiuuhQ104UO3CI=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "cdfe408d4b436e806ff525cb3e67588a6a009ed1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..e9143bb
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,54 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, fenix, ... }:
+  let
+    supportedSystems = [
+      "aarch64-darwin" "aarch64-linux"
+      "x86_64-darwin" "x86_64-linux"
+    ];
+
+    each-system = f: nixpkgs.lib.genAttrs supportedSystems (system: f rec {
+      pkgs = import nixpkgs {
+        inherit system overlays;
+      };
+      inherit (pkgs) lib;
+      inherit system;
+    });
+
+    overlays = [
+      fenix.overlays.default
+    ];
+
+  in {
+    _pkgs = each-system ({ pkgs, ... }: pkgs);
+
+    devShells = each-system ({ pkgs, lib, ... }: {
+      default = pkgs.mkShell {
+        packages = [
+          pkgs.pkg-config
+          (pkgs.fenix.complete.withComponents [
+            "cargo" "clippy" "rust-src" "rustc" "rustfmt"
+          ])
+          pkgs.rust-analyzer-nightly
+          pkgs.cmake
+        ];
+      };
+    });
+  };
+
+  nixConfig = {
+    extra-substituters = [
+      "https://fenix.cachix.org"
+    ];
+    extra-trusted-public-keys = [
+      "fenix.cachix.org-1:ecJhr+RdYEdcVgUkjruiYhjbBloIEGov7bos90cZi0Q="
+    ];
+  };
+}