diff --git a/dns/adsuck/Makefile b/dns/adsuck/Makefile
index 821664a5a645..41e3344fdd7f 100644
--- a/dns/adsuck/Makefile
+++ b/dns/adsuck/Makefile
@@ -1,37 +1,40 @@
 PORTNAME=	adsuck
 PORTVERSION=	2.3
 PORTREVISION=	10
 CATEGORIES=	dns
 MASTER_SITES=	http://opensource.conformal.com/snapshots/adsuck/ \
 		http://philpep.org/pub/
 EXTRACT_SUFX=	.tgz
 
 MAINTAINER=	phil@philpep.org
 COMMENT=	DNS relay for ad blocking
 WWW=		http://opensource.conformal.com/wiki/Adsuck
 
+DEPRECATED=	Obsolete, no longer relevant
+EXPIRATION_DATE=2024-05-31
+
 LICENSE=	ISCL
 
 LIB_DEPENDS+=	libevent.so:devel/libevent \
 		libldns.so:dns/ldns
 
 USES=	localbase
 
 USE_RC_SUBR=	adsuck
 
 USERS=	_adsuck
 GROUPS=	_adsuck
 
 SUB_FILES+=	pkg-message
 
 OPTIONS_DEFINE=	EXAMPLES
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/adsuck ${STAGEDIR}${PREFIX}/sbin
 	${INSTALL_MAN} ${WRKSRC}/${PORTNAME}.8.gz ${STAGEDIR}${PREFIX}/share/man/man8
 
 do-install-EXAMPLES-on:
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	${INSTALL_DATA} ${WRKSRC}/files/* ${STAGEDIR}${EXAMPLESDIR}
 
 .include <bsd.port.mk>