diff --git a/devel/phasar/Makefile b/devel/phasar/Makefile
index e079ac195660..1906d16e33c4 100644
--- a/devel/phasar/Makefile
+++ b/devel/phasar/Makefile
@@ -1,41 +1,45 @@
 PORTNAME=	phasar
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1222
 CATEGORIES=	devel science
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	LLVM-based static analysis framework
 WWW=		https://phasar.org/
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 LIB_DEPENDS=	libboost_graph.so:devel/boost-libs \
 		libcurl.so:ftp/curl
 RUN_DEPENDS=	bash:shells/bash
 
-USES=		cmake:testing compiler:c++17-lang llvm:lib,min=14,max=14 localbase:ldflags python shebangfix sqlite
+USES=		cmake:testing llvm:lib,min=14,max=14 localbase:ldflags python shebangfix sqlite # compiler:c++17-lang
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	secure-software-engineering
 GH_TUPLE=	google:googletest:e2239ee:googletest/external/googletest \
 		nlohmann:json:4f8fba1:json/external/json \
 		pboettch:json-schema-validator:27fc1d0:json_schema_validator/external/json-schema-validator
 
 SHEBANG_GLOB=	*.py *.sh
 
 CMAKE_OFF=	PHASAR_BUILD_UNITTESTS
 
+CC=		${LLVM_PREFIX}/bin/clang
+CPP=		${LLVM_PREFIX}/bin/clang-cpp
+CXX=		${LLVM_PREFIX}/bin/clang++
+
 post-patch: # workaround for https://github.com/secure-software-engineering/phasar/issues/564
 	# fix up the config directory location
 	@${REINPLACE_CMD} \
 		-e 's|std::string PhasarConfDir = std::string(EnvHome) + "/.config/phasar/"|std::string PhasarConfDir = "${PREFIX}/etc/phasar/"|; s|if (EnvHome) {|if (true) {|' \
 		${WRKSRC}/lib/Config/Configuration.cpp
 
 post-install: # workaround for https://github.com/secure-software-engineering/phasar/issues/566
 	@${RM} -r \
 		${STAGEDIR}${PREFIX}/include/gtest \
 		${STAGEDIR}${PREFIX}/include/nlohmann
 
 .include <bsd.port.mk>