diff --git a/devel/frink/Makefile b/devel/frink/Makefile
index fe4376921b8f..95ee0c671da7 100644
--- a/devel/frink/Makefile
+++ b/devel/frink/Makefile
@@ -1,28 +1,35 @@
 PORTNAME=	frink
 PORTVERSION=	2.2.2p4
 PORTREVISION=	3
 CATEGORIES=	devel
 MASTER_SITES=	https://BSDforge.COM/projects/source/devel/frink/
 
 MAINTAINER=	portmaster@bsdforge.com
 COMMENT=	Tcl formatter and static tester
 WWW=		https://catless.ncl.ac.uk/Programs/Frink/
 
 LICENSE=	COPYRIGHT
 LICENSE_NAME=	The University of Newcastle upon Tyne
 LICENSE_FILE=	${WRKSRC}/COPYRIGHT
 LICENSE_PERMS=	auto-accept
 
 USES=		uidfix
+
 MAKEFILE=	${FILESDIR}/Makefile.bsd
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-2.2.2
 
 OPTIONS_DEFINE=	DOCS
 
-post-install:
+.include <bsd.port.pre.mk>
+
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400079
+CFLAGS+=	-Wno-error=strict-prototypes
+.endif
+
+post-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/ChangeLog ${WRKSRC}/README \
 		${STAGEDIR}${DOCSDIR}
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>