diff --git a/devel/codeworker/Makefile b/devel/codeworker/Makefile
index ba8b10632a9a..d296f616ebe5 100644
--- a/devel/codeworker/Makefile
+++ b/devel/codeworker/Makefile
@@ -1,32 +1,49 @@
 PORTNAME=	codeworker
 PORTVERSION=	4.5.3
 CATEGORIES=	devel
 MASTER_SITES=	http://codeworker.free.fr/downloads/
 DISTNAME=	CodeWorker_SRC${PORTVERSION:S/./_/g}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Versatile parsing tool and source code generator
 WWW=		http://codeworker.free.fr/
 
 LICENSE=	LGPL21
 
 WRKSRC=		${WRKDIR}/CodeWorker${PORTVERSION:S/./_/g}
 
 USES=		dos2unix gmake zip
+USE_CXXSTD=	c++14
 MAKE_ARGS=	CC="${CXX}" CXX="${CXX}" CXXFLAGS="${CXXFLAGS}" LFLAGS="-lm"
 ALL_TARGET=	build
 
 CFLAGS+=	-Dstricmp=strcasecmp
 
 PLIST_FILES=	bin/codeworker
 
+.include <bsd.port.options.mk>
+
+.if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400091 || ( ${OSVERSION} >= 1302507 && ${OSVERSION} < 1400000 ))
+CFLAGS+=	-Wno-error=dynamic-exception-spec
+CPPFLAGS+=	-Wno-error=dynamic-exception-spec
+CXXFLAGS+=	-Wno-error=dynamic-exception-spec
+.endif
+
 post-patch:
 	@${FIND} ${WRKSRC} -name "*.cpp" -or -name "*.h" | ${XARGS} \
 		${REINPLACE_CMD} -e \
 		's|<features.h>|<cstdio>| ; \
 		 s|(__cplusplus) \&\&|(__cplusplus) // \&\&|'
+.if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400091 || ( ${OSVERSION} >= 1302507 && ${OSVERSION} < 1400000 ))
+	@${REINPLACE_CMD} -e 's|auto_ptr|unique_ptr|g' \
+		${WRKSRC}/CppParsingTree.cpp \
+		${WRKSRC}/CppParsingTree.h
+	@${REINPLACE_CMD} -E 's|throw\(UtlException\)|noexcept\(false\)|g' \
+		${WRKSRC}/CGRuntime.cpp \
+		${WRKSRC}/CGRuntime.h
+.endif
 
 do-install:
 	(cd ${WRKSRC} && ${INSTALL_PROGRAM} codeworker ${STAGEDIR}${PREFIX}/bin)
 
 .include <bsd.port.mk>