diff --git a/textproc/domc/Makefile b/textproc/domc/Makefile
index dfbbd3950f45..cfcb00f3d191 100644
--- a/textproc/domc/Makefile
+++ b/textproc/domc/Makefile
@@ -1,23 +1,26 @@
 PORTNAME=	domc
 PORTVERSION=	0.8.0
 PORTREVISION=	5
 CATEGORIES=	textproc
 MASTER_SITES=	http://www.ioplex.com/~miallen/domc/dl/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Lightweight implementation of the DOM in ANSI C
 WWW=		https://www.ioplex.com/~miallen/domc/
 
 LICENSE=	MIT
 
+DEPRECATED=	Obsolete, doesn't support HTML5, DOM Level 4 and DOM 2020-06
+EXPIRATION_DATE=2025-04-30
+
 LIB_DEPENDS=	libexpat.so:textproc/expat2 \
 		libmba.so:devel/libmba
 
 USES=		gmake
 MAKE_ENV=	prefix="${LOCALBASE}" INSTDIR="${STAGEDIR}${PREFIX}"
 MAKE_ARGS=	CC="${CC}" RPM_OPT_FLAGS="${CFLAGS}" \
 		MAJVERSION=${PORTVERSION:R:R}
 CFLAGS+=	-D__USE_XOPEN=__XSI_VISIBLE
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>