diff --git a/devel/cpp-hocon/Makefile b/devel/cpp-hocon/Makefile
index 83359e49757a..cfa28a66dd52 100644
--- a/devel/cpp-hocon/Makefile
+++ b/devel/cpp-hocon/Makefile
@@ -1,27 +1,30 @@
 PORTNAME=	cpp-hocon
 PORTVERSION=	0.3.0
 PORTREVISION=	9
 CATEGORIES=	devel
 
 MAINTAINER=	puppet@FreeBSD.org
 COMMENT=	C++ configuration library
 WWW=		https://github.com/puppetlabs/cpp-hocon
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+DEPRECATED=	Project got archived
+EXPIRATION_DATE=2025-05-09
+
 LIB_DEPENDS=	libboost_system.so:devel/boost-libs \
 		libleatherman_util.so:devel/leatherman
 
 USES=		cmake:noninja compiler:c++11-lang
 USE_GITHUB=	yes
 GH_ACCOUNT=	puppetlabs
 
 PLIST_SUB+=	PORTVERSION="${PORTVERSION}"
 
 CMAKE_ARGS+=	-DBUILD_SHARED_LIBS=SHARED
 CMAKE_OFF=	ENABLE_CXX_WERROR
 TEST_TARGET=	test
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>