diff --git a/math/aribas/Makefile b/math/aribas/Makefile
index a27cc4588c6e..5c8b6c14cbaf 100644
--- a/math/aribas/Makefile
+++ b/math/aribas/Makefile
@@ -1,34 +1,35 @@
 PORTNAME=	aribas
 PORTVERSION=	1.64
 CATEGORIES=	math
-MASTER_SITES=	ftp://ftp.mathematik.uni-muenchen.de/pub/forster/aribas/UNIX_LINUX/ \
+MASTER_SITES=	https://www.mathematik.uni-muenchen.de/~forster/sw/UNIX_LINUX/ \
 		http://bsd-geek.de/FreeBSD/distfiles/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Interpreter for big integer/multi-precision floating point arithmetic
-WWW=		http://www.mathematik.uni-muenchen.de/~forster/sw/adownload.html
+WWW=		https://www.mathematik.uni-muenchen.de/~forster/sw/aribas.html
 
 BUILD_WRKSRC=	${WRKSRC}/src
 
-PLIST_FILES=	bin/aribas man/man1/aribas.1.gz
+PLIST_FILES=	bin/aribas \
+		man/man1/aribas.1.gz
 PORTDOCS=	README aribas.doc aribas.man aribas.tut
 PORTEXAMPLES=	README factor.ari pi.ari queens.ari
 
 OPTIONS_DEFINE=	DOCS EXAMPLES
 
 post-patch:
 	@${REINPLACE_CMD} -e '/^CC/d;' \
 	       -e '/^CFLAGS/{s/=/+=/;s/-O -v//;}' \
 		-e 's/CC) -o/CC) $$(CFLAGS) -o/' ${BUILD_WRKSRC}/Makefile
 
 do-install:
 	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/aribas ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_MAN} ${WRKSRC}/doc/${PORTNAME}.1 \
 		${STAGEDIR}${MAN1PREFIX}/man/man1/
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	${INSTALL_DATA} ${PORTEXAMPLES:S|^|${WRKSRC}/examples/|} \
 		${STAGEDIR}${EXAMPLESDIR}
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S|^|${WRKSRC}/doc/|} ${STAGEDIR}${DOCSDIR}/
 
 .include <bsd.port.mk>