diff --git a/devel/tokamak/Makefile b/devel/tokamak/Makefile
index ed1a8cb93f4b..de1c872c7d80 100644
--- a/devel/tokamak/Makefile
+++ b/devel/tokamak/Makefile
@@ -1,51 +1,55 @@
 PORTNAME=	tokamak
 PORTVERSION=	1.0.5a
 CATEGORIES=	devel
 MASTER_SITES=	SF/${PORTNAME}p/Tokamak%20Physics%20Engine/Tokamak%20${PORTVERSION}
 DISTNAME=	${PORTNAME}_${PORTVERSION}
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	High performance real-time physics library
-WWW=		http://www.tokamakphysics.com/
+WWW=		https://sourceforge.net/projects/tokamakp/ \
+		https://web.archive.org/web/20140902123857/http://www.tokamakphysics.com/
 
 LICENSE=	BSD3CLAUSE ZLIB
 LICENSE_COMB=	dual
 LICENSE_FILE=	${WRKSRC}/license.txt # not actually used by ports framework
 
+DEPRECATED=	Last release in 2008, abandoned upstream, not used, website disappeared
+EXPIRATION_DATE=	2022-11-20
+
 USES=		gmake zip:infozip dos2unix
 DOS2UNIX_FILES=	build/gnu/tokamak.make
 
 MAKEFILE=	tokamak.make
 ALL_TARGET=	# empty
 
 WRKSRC=		${WRKDIR}/tokamak_release
 BUILD_WRKSRC=	${WRKSRC}/build/gnu
 
 PORTSCOUT=	skipv:1.0.5
 
 PORTDOCS=	*
 
 OPTIONS_DEFINE=	DOCS
 
-.include <bsd.port.options.mk>
-
 .if !defined(WITH_DEBUG)
 CPPFLAGS+=	-DNDEBUG
 .endif
 
 post-extract:
 	@cd ${WRKSRC} && ${UNZIP_CMD} -q tokamak-premake.zip
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|malloc.h|stdlib.h|' ${WRKSRC}/include/tokamak.h
 
 do-install:
-	${MKDIR} ${STAGEDIR}${PREFIX}/include/math/
+	@${MKDIR} ${STAGEDIR}${PREFIX}/include/math/
 	${INSTALL_DATA} ${WRKSRC}/include/tokamak.h ${STAGEDIR}${PREFIX}/include/
 	${INSTALL_DATA} ${WRKSRC}/include/math/*.h ${STAGEDIR}${PREFIX}/include/math/
 	${INSTALL_DATA} ${WRKSRC}/lib/libtokamak_m.a ${STAGEDIR}${PREFIX}/lib/
-	${MKDIR} ${STAGEDIR}${DOCSDIR}
+
+do-install-DOCS-on:
+	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/license.txt ${WRKSRC}/readme.txt ${STAGEDIR}${DOCSDIR}
 	cd ${WRKSRC}/documentation && ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>