diff --git a/dns/djbdns-tools/Makefile b/dns/djbdns-tools/Makefile
index 4be027800eaa..48cdc5f620f9 100644
--- a/dns/djbdns-tools/Makefile
+++ b/dns/djbdns-tools/Makefile
@@ -13,6 +13,9 @@ DISTFILES=	${DISTNAME}${EXTRACT_SUFX} \
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Resolver tools from djbdns package
 
+DEPRECATED=     Unmaintained upstream
+EXPIRATION_DATE=2021-09-06
+
 CONFLICTS=	djbdns-[0-9]*
 
 PROGRAMS=	dnsip dnsipq dnsname dnstxt dnsmx dnsfilter \
diff --git a/dns/djbdns/Makefile b/dns/djbdns/Makefile
index 7735624ee106..ed3106cb5824 100644
--- a/dns/djbdns/Makefile
+++ b/dns/djbdns/Makefile
@@ -20,6 +20,9 @@ LICENSE_NAME=	djb
 LICENSE_TEXT=	No license -- see http://cr.yp.to/softwarelaw.html
 LICENSE_PERMS=	dist-mirror dist-sell pkg-mirror pkg-sell auto-accept
 
+DEPRECATED=	Unmaintained upstream
+EXPIRATION_DATE=2021-09-06
+
 RUN_DEPENDS=	setuidgid:sysutils/daemontools \
 		tcpserver:sysutils/ucspi-tcp
 
diff --git a/dns/libdjbdns/Makefile b/dns/libdjbdns/Makefile
index bef1e7ce9b40..6299cfe7f0f0 100644
--- a/dns/libdjbdns/Makefile
+++ b/dns/libdjbdns/Makefile
@@ -10,6 +10,9 @@ DISTNAME=	djbdns-pd-${PORTVERSION}
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Public domain DNS client library
 
+DEPRECATED=     Unmaintained upstream
+EXPIRATION_DATE=2021-09-06
+
 USES=		gmake
 
 USE_LDCONFIG=	yes