diff --git a/math/eigen2/Makefile b/math/eigen2/Makefile
index a333331f9c82..73509869850c 100644
--- a/math/eigen2/Makefile
+++ b/math/eigen2/Makefile
@@ -1,23 +1,26 @@
 # Created by: arved
 
 PORTNAME=	eigen
 PORTVERSION=	2.0.17
 PORTEPOCH=	1
 CATEGORIES=	math
 MASTER_SITES=	https://bitbucket.org/eigen/eigen/get/
 PKGNAMESUFFIX=	2
 DISTNAME=	${PORTVERSION}
 DIST_SUBDIR=	${PORTNAME}
 
-MAINTAINER=	kde@FreeBSD.org
+MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Lightweight library for vector and matrix math
 
+DEPRECATED=	No longer available upstream, no consumers in ports
+EXPIRATION_DATE=2021-12-07
+
 USES=		cmake tar:bzip2
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTNAME}-b23437e61a07
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|share/pkgconfig|libdata/pkgconfig|g' \
 		${WRKSRC}/CMakeLists.txt
 
 .include <bsd.port.mk>