diff --git a/modules/default/home-manager/desktop/compositors/niri.nix b/modules/default/home-manager/desktop/compositors/niri.nix
index a4f5d70..5b620b8 100644
--- a/modules/default/home-manager/desktop/compositors/niri.nix
+++ b/modules/default/home-manager/desktop/compositors/niri.nix
@@ -8,6 +8,8 @@ lib.mkIf config.desktop.wm.niri.enable {
 
   programs.niri.enable = true;
 
+  programs.light.enable = true;
+
   home-manager.users.willifan = {
 
     home.packages = [
@@ -49,6 +51,7 @@ lib.mkIf config.desktop.wm.niri.enable {
           };
           clip-to-geometry = true;
 
+
           open-maximized = true;
         }
       ];
@@ -74,8 +77,8 @@ lib.mkIf config.desktop.wm.niri.enable {
         "XF86AudioPrev".action.spawn = [ "playerctl" "previous" ];
         "XF86AudioPlay".action.spawn = [ "playerctl" "play-pause" ];
         "XF86AudioNext".action.spawn = [ "playerctl" "next" ];
-        "XF86MonBrightnessDown".action.spawn = [ "sh" "-c" "${SCRIPTS}/brightness.sh -4800" ];
-        "XF86MonBrightnessUp".action.spawn = [ "sh" "-c" "${SCRIPTS}/brightness.sh 4800" ];
+        "XF86MonBrightnessDown".action.spawn = [ "light" "-U" "5" ];
+        "XF86MonBrightnessUp".action.spawn = [ "light" "-A" "5" ];
         "Print".action.screenshot = { };
       };
 
diff --git a/modules/default/nixos/users.nix b/modules/default/nixos/users.nix
index 260801d..d619cb6 100644
--- a/modules/default/nixos/users.nix
+++ b/modules/default/nixos/users.nix
@@ -4,7 +4,7 @@
     isNormalUser = true;
     linger = true;
     description = "willifan";
-    extraGroups = [ "networkmanager" "wheel" ];
+    extraGroups = [ "networkmanager" "wheel" "video" ];
     shell = pkgs.bash;
   };