Index: boot/arch/amd64/Makefile.inc
===================================================================
--- boot/arch/amd64/Makefile.inc	(revision 356c3860b9a6bf870e181055ae6f505c2a7ae7a7)
+++ boot/arch/amd64/Makefile.inc	(revision b19131c5be03b6e707aa8ef10e4edfec19f0a4d6)
@@ -56,5 +56,6 @@
 	bus/usb/usbmast \
 	bus/usb/usbmid \
-	bus/usb/vhc
+	bus/usb/vhc \
+	bus/usb/xhci
 
 RD_DRV_CFG += \