diff --git a/net-p2p/ethash/Makefile b/net-p2p/ethash/Makefile
index 809513b55b29..6051b23b4271 100644
--- a/net-p2p/ethash/Makefile
+++ b/net-p2p/ethash/Makefile
@@ -1,23 +1,31 @@
 PORTNAME=	ethash
 PORTVERSION=	0.9.0
 DISTVERSIONPREFIX=	v
 PORTREVISION=	2
 CATEGORIES=	net-p2p
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	C/C++ implementation of Ethash and ProgPoW
 WWW=		https://github.com/chfast/ethash
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libbenchmark.so:devel/benchmark \
 		libgtest.so:devel/googletest
 
 USES=		cmake
 USE_GITHUB=	yes
 GH_ACCOUNT=	chfast
 
 CMAKE_OFF=	HUNTER_ENABLED
 
-.include <bsd.port.mk>
+CFLAGS+=	-Wno-error=deprecated-declarations
+
+.include <bsd.port.pre.mk>
+
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400079
+CFLAGS+=	-Wno-error=strict-prototypes
+.endif
+
+.include <bsd.port.post.mk>