diff --git a/nixos/desktop.nix b/nixos/desktop.nix
index 4cd2f5dd..dc6de547 100644
--- a/nixos/desktop.nix
+++ b/nixos/desktop.nix
@@ -96,6 +96,9 @@ makeEnable config "myModules.desktop" true {
     pulsemixer
     espeak
 
+    #
+    brightnessctl
+
     # Visualization
     graphviz
     nodePackages.mermaid-cli
diff --git a/nixos/users.nix b/nixos/users.nix
index 80546222..1e75f63a 100644
--- a/nixos/users.nix
+++ b/nixos/users.nix
@@ -1,16 +1,17 @@
-{ pkgs, keys, inputs, system, ... }:
+{ pkgs, keys, inputs, ... }:
 let
   extraGroups = [
-    "audio"
     "adbusers"
+    "audio"
     "disk"
     "docker"
+    "input"
     "libvirtd"
     "libvirtd-qemu"
-    "qemu-libvirtd"
     "networkmanager"
     "openrazer"
     "plugdev"
+    "qemu-libvirtd"
     "syncthing"
     "systemd-journal"
     "vboxusers"