diff --git a/mk/bsd.pkg.mk b/mk/bsd.pkg.mk
index 3dd2e6c82254..4f098d293d29 100644
--- a/mk/bsd.pkg.mk
+++ b/mk/bsd.pkg.mk
@@ -1,4 +1,4 @@
-#	$NetBSD: bsd.pkg.mk,v 1.1660 2005/05/16 04:39:04 jlam Exp $
+#	$NetBSD: bsd.pkg.mk,v 1.1661 2005/05/16 04:48:05 jlam Exp $
 #
 # This file is in the public domain.
 #
@@ -830,9 +830,9 @@ BUILD_DEFS+=		PKG_SYSCONFBASEDIR PKG_SYSCONFDIR
 # phases of a pkgsrc build.
 #
 PKGSRC_USE_TOOLS+=							\
-	[ awk basename cat chgrp chmod chown cmp cp cut date dirname	\
-	echo egrep env false file find grep head hostname id install ln	\
-	ls m4 mkdir mv nice pax pwd rm rmdir sed sh sort tail tee test	\
+	[ awk basename cat chgrp chmod chown cmp cp cut dirname echo	\
+	egrep env false file find grep head hostname id install ln ls	\
+	m4 mkdir mv nice pax pwd rm rmdir sed sh sort tail tee test	\
 	touch tr true wc xargs
 
 # bsd.bulk-pkg.mk uses expr, tsort
@@ -844,6 +844,10 @@ PKGSRC_USE_TOOLS+=	expr tsort
 PKGSRC_USE_TOOLS+=	mtree
 .endif
 
+.if defined(PKG_PRESERVE)
+PKGSRC_USE_TOOLS+=	date
+.endif
+
 # We need a mail command to send mail to ${PKGSRC_MESSAGE_RECIPIENTS}.
 .if !empty(PKGSRC_MESSAGE_RECIPIENTS)
 PKGSRC_USE_TOOLS+=	mail