diff --git a/flake.nix b/flake.nix
index c73ae7c..86b6b65 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,29 +1,48 @@
-{ ## Nvidia informations.
-  # Version of the system kernel module. Let it to null to enable auto-detection.
-  nvidiaVersion ? null,
-  # Hash of the Nvidia driver .run file. null is fine, but fixing a value here
-  # will be more reproducible and more efficient.
-  nvidiaHash ? null,
-  # Alternatively, you can pass a path that points to a nvidia version file
-  # and let nixGL extract the version from it. That file must be a copy of
-  # /proc/driver/nvidia/version. Nix doesn't like zero-sized files (see
-  # https://github.com/NixOS/nix/issues/3539 ).
-  nvidiaVersionFile ? null,
-  # Enable 32 bits driver
-  # This is one by default, you can switch it to off if you want to reduce a
-  # bit the size of nixGL closure.
-  enable32bits ? true,
-  # Make sure to enable config.allowUnfree to the instance of nixpkgs to be
-  # able to access the nvidia drivers.
-  pkgs ? import <nixpkgs> {
-    config = { allowUnfree = true; };
-  }
-}:
-pkgs.callPackage ./nixGL.nix {
-  inherit
-    nvidiaVersion
-    nvidiaVersionFile
-    nvidiaHash
-    enable32bits
-    ;
+{
+  description = "";
+  inputs = {
+    nixpkgs.url = https://github.com/NixOS/nixpkgs/archive/60330b60655b3fa3a18624bdd7069855bb37af99.tar.gz;
+  };
+  outputs = { nixpkgs, nix, self, ... }@inputs : {
+    defaultPackage.x86_64-linux =
+      let pkgs = import nixpkgs { system = "x86_64-linux"; config = { allowUnfree = true; }; }; in
+      (pkgs.callPackage ./nixGL.nix {
+        nvidiaVersion = "455.28";
+        nvidiaVersionFile = null;
+        nvidiaHash = "03ysf61qrb272yqkn7bhn9d65lcfhmqc2c0dbh5prp5f2ndlkqg4";
+        enable32bits = true;
+      }).nixGLIntel; #nixGLNvidia
+     # nixpkgs.stdenv.mkDerivation {
+     #   builsInputs = [];
+     #   { ## Nvidia informations.
+     #     # Version of the system kernel module. Let it to null to enable auto-detection.
+     #     nvidiaVersion ? null,
+     #     # Hash of the Nvidia driver .run file. null is fine, but fixing a value here
+     #     # will be more reproducible and more efficient.
+     #     nvidiaHash ? null,
+     #     # Alternatively, you can pass a path that points to a nvidia version file
+     #     # and let nixGL extract the version from it. That file must be a copy of
+     #     # /proc/driver/nvidia/version. Nix doesn't like zero-sized files (see
+     #     # https://github.com/NixOS/nix/issues/3539 ).
+     #     nvidiaVersionFile ? null,
+     #     # Enable 32 bits driver
+     #     # This is one by default, you can switch it to off if you want to reduce a
+     #     # bit the size of nixGL closure.
+     #     enable32bits ? true,
+     #     # Make sure to enable config.allowUnfree to the instance of nixpkgs to be
+     #     # able to access the nvidia drivers.
+     #     pkgs ? import <nixpkgs> {
+     #       config = { allowUnfree = true; };
+     #     }
+     #   }:
+     #   pkgs.callPackage ./nixGL.nix {
+     #     inherit
+     #       nvidiaVersion
+     #       nvidiaVersionFile
+     #       nvidiaHash
+     #       enable32bits
+     #     ;
+     #   };
+     # };
+  };
 }