diff --git a/security/protonvpn-cli/Makefile b/security/protonvpn-cli/Makefile
index 78544cc4de69..46367e17a362 100644
--- a/security/protonvpn-cli/Makefile
+++ b/security/protonvpn-cli/Makefile
@@ -1,46 +1,49 @@
 PORTNAME=	protonvpn-cli
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.1.2
 PORTREVISION=	1
 CATEGORIES=	security net net-vpn
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	ProtonVPN Command line tool
 
 LICENSE=			MIT GPLv3
 LICENSE_COMB=			multi
 LICENSE_FILE_MIT=		${WRKSRC}/license.md
 LICENSE_DISTFILES_MIT=		${DISTFILES:M*protonvpn-cli*}
 LICENSE_DISTFILES_GPLv3=	${DISTFILES:M*scripts*}
 
+DEPRECATED=	This version is deprecated and unsupported upstream. The port needs an update, which would require a fair amount of effort. Use OpenVPN or Wireguard with configuration files provided by ProtonVPN instead.
+EXPIRATION_DATE=	2022-06-25
+
 RUN_DEPENDS=	bash:shells/bash \
 		openvpn:security/openvpn \
 		wget:ftp/wget \
 		${LOCALBASE}/share/certs/ca-root-nss.crt:security/ca_root_nss
 
 USES=		python
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	ProtonVPN
 GH_PROJECT=	scripts:updateResolvConf
 GH_TAGNAME=	d5d0be1:updateResolvConf
 
 NO_ARCH=	yes
 NO_BUILD=	yes
 
 PLIST_FILES=	bin/protonvpn-cli \
 		bin/pvpn \
 		etc/openvpn/update-resolv-conf
 
 post-patch:
 	${REINPLACE_CMD} s,\$$python,${PYTHON_CMD},g ${WRKSRC}/protonvpn-cli.sh
 	${REINPLACE_CMD} s,wget,wget\ --ca-certificate\ ${LOCALBASE}/share/certs/ca-root-nss.crt,g ${WRKSRC}/protonvpn-cli.sh
 	${REINPLACE_CMD} s,%%LOCALBASE%%,${LOCALBASE},g ${WRKSRC}/protonvpn-cli.sh
 
 do-install:
 	${INSTALL_SCRIPT} ${WRKSRC}/protonvpn-cli.sh ${STAGEDIR}${PREFIX}/bin/protonvpn-cli
 	${LN} -s ./protonvpn-cli ${STAGEDIR}${PREFIX}/bin/pvpn
 	${MKDIR} ${STAGEDIR}${PREFIX}/etc/openvpn
 	${INSTALL_SCRIPT} ${WRKSRC_updateResolvConf}/update-resolv-conf.sh ${STAGEDIR}${PREFIX}/etc/openvpn/update-resolv-conf
 
 .include <bsd.port.mk>