diff --git a/src/mainboard/intel/tglrvp/dsdt.asl b/src/mainboard/intel/tglrvp/dsdt.asl
index af13d9f5c1..080072d4e0 100644
--- a/src/mainboard/intel/tglrvp/dsdt.asl
+++ b/src/mainboard/intel/tglrvp/dsdt.asl
@@ -27,6 +27,7 @@ DefinitionBlock(
 		{
 			#include <soc/intel/common/block/acpi/acpi/northbridge.asl>
 			#include <soc/intel/tigerlake/acpi/southbridge.asl>
+			#include <soc/intel/tigerlake/acpi/tcss.asl>
 		}
 	}