diff --git a/sys/modules/Makefile b/sys/modules/Makefile
--- a/sys/modules/Makefile
+++ b/sys/modules/Makefile
@@ -252,6 +252,7 @@
 	mem \
 	mfi \
 	mii \
+	miiproxy \
 	mlx \
 	mlxfw \
 	${_mlx4} \
diff --git a/sys/modules/miiproxy/Makefile b/sys/modules/miiproxy/Makefile
new file mode 100644
--- /dev/null
+++ b/sys/modules/miiproxy/Makefile
@@ -0,0 +1,9 @@
+.PATH:  ${SRCTOP}/sys/dev/etherswitch
+
+KMOD    = miiproxy
+
+SRCS=	miiproxy.c
+SRCS+=	mdio_if.h miibus_if.h
+CFLAGS+= -I${SRCTOP}/sys/dev/etherswitch
+
+.include <bsd.kmod.mk>