diff --git a/machine/configuration.nix b/machine/configuration.nix
index 350edfb..9ee0917 100644
--- a/machine/configuration.nix
+++ b/machine/configuration.nix
@@ -1,4 +1,5 @@
 {
+  lib,
   pkgs,
   userName,
   hostName,
@@ -157,6 +158,14 @@
     pkgs.bash
   ];
 
+  nix.settings.experimental-features = ["nix-command" "flakes"];
+  nixpkgs.config.allowUnfree = true;
+  nix.package = pkgs.nix;
+  nix.gc = {
+    automatic = lib.mkDefault true;
+    options = lib.mkDefault "--delete-older-than 7d";
+  };
+
   system.stateVersion = 5;
 
   # Set your time zone.