diff --git a/flake.nix b/flake.nix
index 24fcae9f..15e70b63 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,6 +16,7 @@
       inherit (nixpkgs) lib;
       genSystems = lib.genAttrs [
         "x86_64-linux"
+        "aarch64-linux"
       ];
 
       pkgsFor = genSystems (system:
diff --git a/src/modules/backlight.cpp b/src/modules/backlight.cpp
index 27871048..dff10743 100644
--- a/src/modules/backlight.cpp
+++ b/src/modules/backlight.cpp
@@ -244,7 +244,7 @@ void waybar::modules::Backlight::upsert_device(ForwardIt first, ForwardIt last,
   check_nn(name);
 
   const char *actual_brightness_attr =
-      strncmp(name, "amdgpu_bl", 9) == 0 ? "brightness" : "actual_brightness";
+      strncmp(name, "amdgpu_bl", 9) == 0 || strcmp(name, "apple-panel-bl") == 0  ? "brightness" : "actual_brightness";
 
   const char *actual = udev_device_get_sysattr_value(dev, actual_brightness_attr);
   const char *max = udev_device_get_sysattr_value(dev, "max_brightness");