diff --git a/mbone/Makefile b/mbone/Makefile
new file mode 100644
index 00000000000..ced4b37d833
--- /dev/null
+++ b/mbone/Makefile
@@ -0,0 +1,5 @@
+# $OpenBSD: Makefile,v 1.1 1998/09/14 01:43:36 marc Exp $
+#
+
+
+.include <bsd.port.subdir.mk>