Index: boot/arch/amd64/Makefile.inc
===================================================================
--- boot/arch/amd64/Makefile.inc	(revision 41b96b443027a957b936df2b4feeeb4a4933f8a8)
+++ boot/arch/amd64/Makefile.inc	(revision 2211125e137c99b013c783e876c6cdf7ab9d4ee6)
@@ -47,4 +47,5 @@
 	uhci-hcd \
 	uhci-rhd \
+	usbflbk \
 	usbhub \
 	usbhid \
