diff --git a/src/mainboard/google/brox/dsdt.asl b/src/mainboard/google/brox/dsdt.asl
index 6ae46946aa..30e9fe1a8b 100644
--- a/src/mainboard/google/brox/dsdt.asl
+++ b/src/mainboard/google/brox/dsdt.asl
@@ -26,6 +26,7 @@ DefinitionBlock(
 			#include <soc/intel/common/block/acpi/acpi/northbridge.asl>
 			#include <soc/intel/alderlake/acpi/southbridge.asl>
 			#include <soc/intel/alderlake/acpi/tcss.asl>
+			#include <drivers/intel/gma/acpi/default_brightness_levels.asl>
 		}
 	}