diff --git a/cad/pcb-rnd/Makefile b/cad/pcb-rnd/Makefile
index 809bff849027..7440713ed310 100644
--- a/cad/pcb-rnd/Makefile
+++ b/cad/pcb-rnd/Makefile
@@ -1,39 +1,48 @@
 PORTNAME=	pcb-rnd
 DISTVERSION=	3.1.1
 CATEGORIES=	cad
 MASTER_SITES=	http://repo.hu/projects/pcb-rnd/releases/
 
 MAINTAINER=	hasdalcodes@gmail.com
 COMMENT=	Flexible, modular Printed Circuit Board editor
 WWW=		http://www.repo.hu/projects/pcb-rnd/
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libfungw.so:devel/fungw \
 		libfreetype.so:print/freetype2 \
 		libgd.so:graphics/gd \
 		libgenht.so:devel/genht \
 		librnd-hid.so:cad/librnd \
 		libxml2.so:textproc/libxml2
 
 USES=		gmake pkgconfig tar:bz2
 
 HAS_CONFIGURE=	yes
 CONFIGURE_ARGS=	--cflags/libs/sul/freetype2="-I${LOCALBASE}/include/freetype2 -I${LOCALBASE}/include/freetype2/freetype" \
 		--ldflags/libs/sul/freetype2=-L${LOCALBASE}/lib \
 		${WITH_DEBUG:D--debug} \
 		--CC=${CC} \
 		--CFLAGS='${CFLAGS}' \
 		--LDFLAGS='${LDFLAGS}'
 BINARY_ALIAS=	make=${MAKE_CMD}
 
 OPTIONS_DEFINE=	DOCS
 
+.include <bsd.port.options.mk>
+
+.if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400091 || ( ${OSVERSION} >= 1302505 && ${OSVERSION} < 1400000 ))
+USES+=	llvm:max=15
+CC=	clang${LLVM_VERSION}
+CPP=	clang-cpp${LLVM_VERSION}
+CXX=	clang++${LLVM_VERSION}
+.endif
+
 post-install:
 .for f in pcb-rnd txt2bxl bxl2txt gsch2pcb-rnd
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/$f
 .endfor
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/pcb-rnd/plugins/*.so
 
 .include <bsd.port.mk>