diff --git a/usr.sbin/ypserv/ypinit/Makefile.yp b/usr.sbin/ypserv/ypinit/Makefile.yp
index b0fca6f1ff6f..d3070483cb3e 100644
--- a/usr.sbin/ypserv/ypinit/Makefile.yp
+++ b/usr.sbin/ypserv/ypinit/Makefile.yp
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile.yp,v 1.6 1997/11/01 14:25:11 lukem Exp $
+#	$NetBSD: Makefile.yp,v 1.7 1997/11/18 00:37:23 lukem Exp $
 #
 # This is the YP Makefile, used to create and push YP maps.
 #
@@ -14,6 +14,10 @@ NOPUSH?=	""
 #
 # Comment out the following if you don't need compatibility with
 # sites that don't support this feature
+#
+# XXX:	`secure' maps are currently not supported by the system,
+#	so do not set this to `no' for NetBSD 1.3 clients.
+#
 INSECURE?=	yes