diff --git a/usr.sbin/postinstall/postinstall b/usr.sbin/postinstall/postinstall
index 51748f00c2aa..efe7ea226270 100755
--- a/usr.sbin/postinstall/postinstall
+++ b/usr.sbin/postinstall/postinstall
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $NetBSD: postinstall,v 1.72 2008/10/17 20:52:34 christos Exp $
+# $NetBSD: postinstall,v 1.73 2008/10/17 21:14:40 christos Exp $
 #
 # Copyright (c) 2002-2008 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -1413,9 +1413,9 @@ EOF
 	[ -d "${DEST_DIR}" ]	|| err 2 "${DEST_DIR} is not a directory"
 	[ -n "${MACHINE}" ]	|| err 2 "\${MACHINE} is not defined"
 	[ -n "${MACHINE_ARCH}" ] || err 2 "\${MACHINE_ARCH} is not defined"
-#	if ! $SOURCEMODE && ! [ -f "${SRC_DIR}/etc/mtree/set.etc" ]; then
-#		err 2 "Files from the etc.tgz set are missing"
-#	fi
+	if ! $SOURCEMODE && ! [ -f "${SRC_DIR}/etc/master.passwd" ]; then
+		err 2 "Files from the etc.tgz set are missing"
+	fi
 
 		# If directories are /, clear them, so various messages
 		# don't have leading "//".   However, this requires