diff --git a/sys/modules/sdio/Makefile b/sys/modules/sdio/Makefile
index 64afe91ded5..4ee0e2d5223 100644
--- a/sys/modules/sdio/Makefile
+++ b/sys/modules/sdio/Makefile
@@ -5,6 +5,6 @@
 KMOD=	sdio
 SRCS=	sdiob.c sdio_subr.c
 SRCS+=	sdio_if.c
-SRCS+=	device_if.h bus_if.h sdio_if.h
+SRCS+=	device_if.h bus_if.h sdio_if.h opt_cam.h
 
 .include <bsd.kmod.mk>