Disable dpms

modules/home/i3/default.nix

@@ -45,9 +45,10 @@ in
       xfce.xfce4-screenshooter
     ];
     xsession.enable = true; # Give gui programs access to sessionVariables
-    # Prevent screen from going blank
+    # Prevent screen from going blank (check these settings with `xset q`)
     xsession.initExtra = ''
       ${pkgs.xorg.xset}/bin/xset s off
+      ${pkgs.xorg.xset}/bin/xset -dpms
     '';
     xsession.windowManager.i3 = {
       enable = true;