diff --git a/src/soc/intel/cannonlake/acpi/southbridge.asl b/src/soc/intel/cannonlake/acpi/southbridge.asl
index d9ff70b6bc..8ba3d89b0f 100644
--- a/src/soc/intel/cannonlake/acpi/southbridge.asl
+++ b/src/soc/intel/cannonlake/acpi/southbridge.asl
@@ -15,11 +15,6 @@
  * GNU General Public License for more details.
  */
 
-#include <intelblocks/itss.h>
-#include <intelblocks/pcr.h>
-#include <soc/itss.h>
-#include <soc/pcr_ids.h>
-
 /* PCI IRQ assignment */
 #include "pci_irqs.asl"