diff --git a/sys/conf/files b/sys/conf/files
index f3c600f70340..80ef6e6cf099 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -103,6 +103,7 @@ usbdevs_data.h			optional usb				   \
 	no-obj no-implicit-rule before-depend				   \
 	clean		"usbdevs_data.h"
 cam/cam.c			optional scbus
+cam/cam_compat.c		optional scbus
 cam/cam_periph.c		optional scbus
 cam/cam_queue.c			optional scbus
 cam/cam_sim.c			optional scbus
diff --git a/sys/modules/cam/Makefile b/sys/modules/cam/Makefile
index 52729ddefc2c..c2dec724d9b6 100644
--- a/sys/modules/cam/Makefile
+++ b/sys/modules/cam/Makefile
@@ -15,6 +15,7 @@ SRCS+=	opt_pt.h
 SRCS+=	opt_sa.h
 SRCS+=	device_if.h bus_if.h vnode_if.h
 SRCS+=	cam.c
+SRCS+=	cam_compat.c
 .if exists($S/${MACHINE}/${MACHINE}/cam_machdep.c)
 SRCS+=	cam_machdep.c
 .endif