Index: head/sys/modules/hyperv/vmbus/Makefile
===================================================================
--- head/sys/modules/hyperv/vmbus/Makefile	(revision 293876)
+++ head/sys/modules/hyperv/vmbus/Makefile	(revision 293877)
@@ -1,21 +1,21 @@
 # $FreeBSD$
 
 .PATH:	${.CURDIR}/../../../dev/hyperv/vmbus \
 	${.CURDIR}/../../../dev/hyperv/utilities
 
 KMOD=	hv_vmbus
 SRCS=	hv_channel.c \
 	hv_channel_mgmt.c \
 	hv_connection.c \
 	hv_et.c \
 	hv_hv.c \
 	hv_ring_buffer.c \
 	hv_vmbus_drv_freebsd.c \
 	hv_vmbus_priv.h
-SRCS+=	bus_if.h device_if.h
+SRCS+=	acpi_if.h bus_if.h device_if.h opt_acpi.h
 
 CFLAGS+= -I${.CURDIR}/../../../dev/hyperv/include \
 	 -I${.CURDIR}/../../../dev/hyperv/vmbus \
 	 -I${.CURDIR}/../../../dev/hyperv/utilities
 
 .include <bsd.kmod.mk>