diff --git a/machines/z790prors/configuration.nix b/machines/z790prors/configuration.nix
index 3f10617..f1fc68e 100644
--- a/machines/z790prors/configuration.nix
+++ b/machines/z790prors/configuration.nix
@@ -46,6 +46,16 @@ in
   # };
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix.settings.secret-key-files = /root/cache-priv-key.pem;
+  nix.settings.max-jobs = "auto";
+  nix.settings.trusted-users = [ "johno" ];
+  nix.settings.substituters = [
+    "https://hyprland.cachix.org"
+  ];
+  nix.settings.trusted-public-keys = [
+    "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
+  ];
+
   nixpkgs.config.allowUnfree = true;
 
   # Enable the X11 windowing system.
@@ -120,7 +130,7 @@ in
   # List services that you want to enable:
 
   # Enable the OpenSSH daemon.
-  # services.openssh.enable = true;
+  services.openssh.enable = true;
 
   services.displayManager = {
     sddm.enable = true;