diff --git a/dns/updatedd/Makefile b/dns/updatedd/Makefile
index e4f90840457a..5c2da0c58ef0 100644
--- a/dns/updatedd/Makefile
+++ b/dns/updatedd/Makefile
@@ -1,20 +1,23 @@
 PORTNAME=	updatedd
 PORTVERSION=	2.6
 PORTREVISION=	2
 CATEGORIES=	dns
 MASTER_SITES=	SAVANNAH
 DISTNAME=	${PORTNAME}_${PORTVERSION}
 
 MAINTAINER=	geniusj@ods.org
 COMMENT=	Dynamic DNS Update Client supporting multiple services
 WWW=		http://updatedd.philipp-benner.de
 
+DEPRECATED=	Last release in 2006 and upstream is dead. Consider migrating to dns/inadyn, dns/ddclient or dns/godns
+EXPIRATION_DATE=2023-12-31
+
 OPTIONS_DEFINE=	DOCS
 
 USES=		gmake libtool perl5 shebangfix
 SHEBANG_FILES=	Documentation/updatedd-pppd-rc
 GNU_CONFIGURE=	yes
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}
 
 .include <bsd.port.mk>