diff --git a/flake.lock b/flake.lock
index 07d05f9..e34a589 100644
--- a/flake.lock
+++ b/flake.lock
@@ -41,11 +41,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1640592198,
-        "narHash": "sha256-F5dWVGQMscmGyLTzNLocPB1v8Ijp8ONx8Nq9Dmi5PSw=",
+        "lastModified": 1640770690,
+        "narHash": "sha256-Rl2cD8yspug7sPRXXJkVvmjLFS8i9g04iNDzohMEuyg=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "0b197562ab7bf114dd5f6716f41d4b5be6ccd357",
+        "rev": "2f40cd05dc0ffe3ba69a94e9e76e0357c5b9a0b8",
         "type": "github"
       },
       "original": {
diff --git a/home/sway/sway.nix b/home/sway/sway.nix
index 7395483..d50dfc2 100644
--- a/home/sway/sway.nix
+++ b/home/sway/sway.nix
@@ -140,8 +140,8 @@
           "exec pactl set-sink-mute $(pacmd list-sinks |awk '/* index:/{print $3}') toggle";
         "XF86AudioMicMute" =
           "exec pactl set-source-mute $(pacmd list-sources |awk '/* index:/{print $3}') toggle";
-        "XF86MonBrightnessDown" = "exec ${pkgs.light}/bin/light -U 5";
-        "XF86MonBrightnessUp" = "exec ${pkgs.light}/bin/light -A 5";
+        "XF86MonBrightnessDown" = "exec sudo xbacklight -time 1 -dec +5";
+        "XF86MonBrightnessUp" = "exec sudo xbacklight -time 1 -inc +5";
         "Print" =
           "exec ${pkgs.grim}/bin/grim -t png - | ${pkgs.wl-clipboard}/bin/wl-copy -t image/png";
         "Shift+Print" = ''
diff --git a/profiles/laptop/default.nix b/profiles/laptop/default.nix
index 2910c5e..2e3d4a4 100644
--- a/profiles/laptop/default.nix
+++ b/profiles/laptop/default.nix
@@ -3,5 +3,5 @@
   services.tlp.enable = true;
   powerManagement.enable = true;
   powerManagement.powertop.enable = true;
-  programs.light.enable = true;
+  hardware.acpilight.enable = true;
 }