diff --git a/hosts/p14s/configuration.nix b/hosts/p14s/configuration.nix
index b1f579b..2b61f28 100644
--- a/hosts/p14s/configuration.nix
+++ b/hosts/p14s/configuration.nix
@@ -22,6 +22,9 @@
 
   networking.hostName = "p14s"; # Define your hostname.
 
+  users.users.dm.extraGroups = [ "video" ];
+  programs.light.enable = true;
+
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
   # on your system were taken. It‘s perfectly fine and recommended to leave