diff --git a/devel/libphk/Makefile b/devel/libphk/Makefile
index e87d3fefc5e3..59a4d1be5b37 100644
--- a/devel/libphk/Makefile
+++ b/devel/libphk/Makefile
@@ -1,42 +1,45 @@
 PORTNAME=	libphk
 PORTVERSION=	0.3.20080902
 PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	http://phk.freebsd.dk/phkrel/
 DISTNAME=	Libphk.${PORTVERSION:C/0.3.//}
 
 MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	PHK's utilities functions
 WWW=		http://phk.freebsd.dk/phkrel/
 
 LICENSE=	Beerware
 LICENSE_NAME=	Beerware
 LICENSE_TEXT=	"THE BEER-WARE LICENSE" (Revision 42): \
 		<phk@FreeBSD.ORG> wrote this file.  As long as you retain this notice you \
 		can do whatever you want with this stuff. If we meet some day, and you think \
 		this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
 LICENSE_PERMS=	dist-mirror dist-sell pkg-mirror pkg-sell auto-accept
 
+DEPRECATED=	Superseded by various other projects
+EXPIRATION_DATE=2024-04-30
+
 USES=		uidfix tar:tgz
 
 MAKE_FLAGS+=	MANDIR=${PREFIX}/share/man/man
 
 # XXX static PIE libraries not yet supported by the base system
 MAKE_FLAGS+=	WITHOUT_PIE=true
 MAKE_JOBS_UNSAFE=	yes
 
 WRKSRC=		${WRKDIR}/Libphk
 
 .include <bsd.port.options.mk>
 
 .if defined(NO_PROFILE) || ( ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400079 )
 CFLAGS+=	-Wno-error=unused-but-set-variable
 PLIST_SUB+=	PROFILE="@comment "
 .else
 PLIST_SUB+=	PROFILE=""
 .endif
 
 post-patch:
 	@${SED} -i -e 's!/usr/local!$${PREFIX}!g' ${WRKSRC}/Makefile
 
 .include <bsd.port.mk>