diff --git a/www/hotcrp/Makefile b/www/hotcrp/Makefile
index 625638719171..6673a7bca7ea 100644
--- a/www/hotcrp/Makefile
+++ b/www/hotcrp/Makefile
@@ -1,27 +1,30 @@
 PORTNAME=	hotcrp
 PORTVERSION=	2.102
 PORTREVISION=	18
 CATEGORIES=	www
 MASTER_SITES=	http://www.read.seas.harvard.edu/~kohler/hotcrp/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Web based conference management software
 WWW=		https://www.read.seas.harvard.edu/~kohler/hotcrp/
 
+DEPRECATED=	Outdated, current version was released in 2018 and is unsupported upstream
+EXPIRATION_DATE=2024-05-31
+
 RUN_DEPENDS=	pdftohtml:graphics/poppler-utils \
 		zip:archivers/zip
 
 USES=		php mysql:server
 USE_PHP=	mysqli gd session ctype
 
 NO_BUILD=	yes
 SUB_FILES=	pkg-message
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 do-install:
 	${MKDIR} ${STAGEDIR}${WWWDIR}
 	@cd ${WRKSRC} && ${COPYTREE_SHARE} . ${STAGEDIR}${WWWDIR}
 
 .include <bsd.port.mk>