diff --git a/lang/qscheme/Makefile b/lang/qscheme/Makefile
index cd91e7fb45fe..0a0e4070edf6 100644
--- a/lang/qscheme/Makefile
+++ b/lang/qscheme/Makefile
@@ -1,48 +1,51 @@
 PORTNAME=	qscheme
 PORTVERSION=	0.5.1
 PORTREVISION=	10
 CATEGORIES=	lang scheme
 MASTER_SITES=	http://www.sof.ch/dan/qscheme/files/
 
 MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	Small and fast Scheme interpreter
 WWW=		https://www.sof.ch/dan/qscheme/index-e.html
 
 LICENSE=	GPLv2
 
+DEPRECATED=	Unmaintained and there are more modern alternatives
+EXPIRATION_DATE=2024-04-10
+
 LIB_DEPENDS=	libavcall.so:devel/libffcall \
 		libgmp.so:math/gmp \
 		libpcre.so:devel/pcre
 
 USES=		gmake localbase perl5 shebangfix
 USE_PERL5=	build
 
 SHEBANG_FILES=	mkoptable
 
 GNU_CONFIGURE=	yes
 
 MAKE_ARGS=	PCRE_LIB="-L${LOCALBASE}/lib -lpcre"
 
 CFLAGS+=	-fPIC
 
 PLIST_SUB=	VERSION="${PORTVERSION}"
 PORTDOCS=	*
 
 OPTIONS_DEFINE=	DOCS
 
 .include <bsd.port.options.mk>
 
 .if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400079 || ( ${OSVERSION} >= 1302505 && ${OSVERSION} < 1400000 ))
 CFLAGS+=	-Wno-error=int-conversion
 .endif
 
 post-patch:
 	@${REINPLACE_CMD} -e \
 		's|-lpthread|-pthread| ; \
 		 /SCM_DEFAULT_LIB_PATH/s|$$datadir|$$prefix/lib|' \
 		${WRKSRC}/configure
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/qscheme/*/*.so
 
 .include <bsd.port.mk>