diff --git a/src/soc/intel/skylake/include/soc/usb.h b/src/soc/intel/skylake/include/soc/usb.h
index 77a94a8765..d4f7cc5683 100644
--- a/src/soc/intel/skylake/include/soc/usb.h
+++ b/src/soc/intel/skylake/include/soc/usb.h
@@ -51,6 +51,8 @@ enum {
 	OC1,
 	OC2,
 	OC3,
+	OC4,
+	OC5,
 	OC_SKIP = 8, /* Skip OC programming */
 };