diff --git a/framework/default.nix b/framework/default.nix
index 431d23b..4ce0f58 100644
--- a/framework/default.nix
+++ b/framework/default.nix
@@ -38,6 +38,9 @@
   # https://wiki.archlinux.org/title/Framework_Laptop#Changing_the_brightness_of_the_monitor_does_not_work
   hardware.acpilight.enable = lib.mkDefault true;
 
+  # Needed for desktop environments to detect/manage display brightness
+  hardware.sensor.iio.enable = lib.mkDefault true;
+
   # HiDPI
   # Leaving here for documentation
   # hardware.video.hidpi.enable = lib.mkDefault true;