diff --git a/sys/modules/bktr/Makefile b/sys/modules/bktr/Makefile
index 5ad9e9f04d9..c372bb63e83 100644
--- a/sys/modules/bktr/Makefile
+++ b/sys/modules/bktr/Makefile
@@ -11,19 +11,21 @@
 
 # $FreeBSD$
 
-S	= ${.CURDIR}/../..
+S=	${.CURDIR}/../..
 .PATH:  $S/dev/bktr
-KMOD	= bktr 
-SRCS	= bktr_core.c bktr_os bktr_audio bktr_tuner bktr_card bktr.h opt_devfs.h opt_bktr.h smbus.h bus_if.h device_if.h pci_if.h vnode_if.h
-CLEANFILES	+= bktr.h opt_devfs.h opt_bktr.h smbus.h bus_if.h device_if.h pci_if.h vnode_if.h
-FLAGS		+= ${DEBUG_FLAGS}
+KMOD=	bktr 
+SRCS=	bktr_core.c bktr_os.c bktr_audio.c bktr_tuner.c bktr_card.c \
+	bktr.h opt_devfs.h opt_bktr.h smbus.h bus_if.h device_if.h \
+	pci_if.h vnode_if.h
+CLEANFILES += bktr.h opt_devfs.h opt_bktr.h smbus.h bus_if.h device_if.h \
+	pci_if.h vnode_if.h
 
 bktr.h:
 	echo "#define NBKTR 1" > bktr.h
 
+# Does not use SMBUS/IICBUS. Uses the old i2c code self contained in
+# the bt848 driver.
 smbus.h:
-	# Does not use SMBUS/IICBUS. Uses the old i2c code self contained in
-	# the bt848 driver.
 	echo "#define NSMBUS 0" > smbus.h
 
 opt_devfs.h: