diff --git a/configuration.nix b/configuration.nix
new file mode 100644
index 0000000..636bc1a
--- /dev/null
+++ b/configuration.nix
@@ -0,0 +1 @@
+# intentionally empty
diff --git a/flake.nix b/flake.nix
index c91cd64..4dda2e5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -36,14 +36,14 @@
         inherit system pkgs;
         modules = [
           ./hardware-configuration.nix
-          ./systems/gerg-laptop.nix
+          ./systems/laptop.nix
         ];
       };
       gerg-desktop = lib.nixosSystem { 
         inherit system pkgs;
         modules = [
           ./hardware-configuration.nix
-          ./systems/gerg-desktop.nix
+          ./systems/desktop.nix
         ];
       };
     };
diff --git a/home-manager/firefox.nix b/home-manager/firefox.nix
index 3d2ef21..9c5b787 100755
--- a/home-manager/firefox.nix
+++ b/home-manager/firefox.nix
@@ -10,7 +10,7 @@
               owner = "ISnortPennies";
               repo = "user.js";
               rev = "master";
-              sha256 = "BMEUZDelkcHDF8Yt9aa+3pGkGkodL7VEQ1hQBU6Fuug=";
+              sha256 = "9hmYqb5R8KOILNYylTspMr6CEmlLMg24JCGDFH0KA9k=";
             } + "/user.js") );
         };
       };
diff --git a/modules/misc.nix b/modules/misc.nix
index 009c97e..b8145f4 100644
--- a/modules/misc.nix
+++ b/modules/misc.nix
@@ -1,5 +1,6 @@
 { config, pkgs, lib, ... }:
 {
+  nix.settings.auto-optimise-store = true;
   networking = {
     firewall.enable = true;
     useDHCP = lib.mkDefault true;
diff --git a/modules/packages.nix b/modules/packages.nix
index 2d438a9..de6f464 100755
--- a/modules/packages.nix
+++ b/modules/packages.nix
@@ -43,6 +43,7 @@ environment.systemPackages = with pkgs; [
      networkmanagerapplet
      dmenu
      qsudo
+     mate.mate-polkit
      flashfocus
      pavucontrol
      gpick
diff --git a/modules/refreshrate.nix b/modules/refreshrate.nix
index 3f4f0e6..08d04f8 100644
--- a/modules/refreshrate.nix
+++ b/modules/refreshrate.nix
@@ -4,6 +4,10 @@
       {
         output = "HDMI-0";
         primary = true;
+        monitorConfig = ''
+          DisplaySize 1920 1080
+          Option "DPMS" "false"
+        '';
       }
     ];
     screenSection = '' 
diff --git a/modules/scripts.nix b/modules/scripts.nix
index 9190814..1ed6f75 100644
--- a/modules/scripts.nix
+++ b/modules/scripts.nix
@@ -8,8 +8,10 @@ let
 
   clean-store = pkgs.writeScriptBin "clean-store" ''
     #!${pkgs.stdenv.shell}
-     nix-collect-garbage -d
-     nix-store --gc
+     sudo nix-collect-garbage -d
+     sudo nix-store --optimise
+     sudo -u gerg nix-collect-garbage -d
+
   ''; 
 
   apply-users = pkgs.writeScriptBin "apply-users" ''
@@ -25,4 +27,4 @@ let
   ''; 
 in {
   environment.systemPackages = [ update-system clean-store apply-users apply-system ];
-}
\ No newline at end of file
+}
diff --git a/systems/gerg-desktop.nix b/systems/desktop.nix
similarity index 91%
rename from systems/gerg-desktop.nix
rename to systems/desktop.nix
index 59a67d7..493565a 100755
--- a/systems/gerg-desktop.nix
+++ b/systems/desktop.nix
@@ -24,7 +24,10 @@
   system.stateVersion = "22.11";
   hardware.cpu.amd.updateMicrocode = true;  
   # end important stuff
-  
+  environment.systemPackages = with pkgs; [
+    android-tools
+    openjdk
+  ];
 # user managment
   users = {
     defaultUserShell = pkgs.zsh;
diff --git a/systems/gerg-laptop.nix b/systems/laptop.nix
similarity index 100%
rename from systems/gerg-laptop.nix
rename to systems/laptop.nix