diff --git a/devel/opencl-clang/Makefile b/devel/opencl-clang/Makefile
index abbf27663762..8433370f7901 100644
--- a/devel/opencl-clang/Makefile
+++ b/devel/opencl-clang/Makefile
@@ -1,43 +1,44 @@
 PORTNAME=	opencl-clang
 DISTVERSIONPREFIX=	v
 DISTVERSION=	${DISTVERSION_${FLAVOR}}
 DISTVERSION_llvm15=	15.0.0
 DISTVERSION_llvm14=	14.0.0
 DISTVERSION_llvm13=	13.0.0
 DISTVERSION_llvm12=	12.0.0
 DISTVERSION_llvm11=	11.0.0
 CATEGORIES=	devel
 PKGNAMESUFFIX=	-${FLAVOR}
 
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	Clang wrapper to compile OpenCL C kernels to SPIR-V modules
 WWW=		https://github.com/intel/opencl-clang
 
 LICENSE=	NCSA
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libLLVM-${FLAVOR:S/llvm//}.so:devel/${FLAVOR} \
 		libLLVMSPIRVLib.so.${FLAVOR:S/llvm//}:devel/spirv-llvm-translator@${FLAVOR}
 
 FLAVORS=	${15 14 13 12 11:L:S/^/llvm/}
 
 USES=		cmake compiler:c++11-lib
 USE_GITHUB=	yes
 USE_LDCONFIG=	${PREFIX}/${FLAVOR}/lib
 GH_ACCOUNT=	intel
 DISTINFO_FILE=	${.CURDIR}/distinfo.${FLAVOR}
-CMAKE_ARGS=	-DPREFERRED_LLVM_VERSION:STRING="${FLAVOR:S/llvm//}"
+CMAKE_ARGS=	-DCMAKE_PREFIX_PATH:PATH="${LOCALBASE}/${FLAVOR}" \
+		-DPREFERRED_LLVM_VERSION:STRING="${FLAVOR:S/llvm//}"
 CMAKE_INSTALL_PREFIX=		${PREFIX}/${FLAVOR}
 _PLIST_FILES=	include/cclang/common_clang.h \
 		lib/libopencl-clang.so \
 		lib/libopencl-clang.so.${DISTVERSION:R:R}
 PLIST_FILES=	${_PLIST_FILES:S,^,${FLAVOR}/,}
 
 .if !defined(DEFAULT_MAKESUM)
 makesum:
 . for f in ${FLAVORS}
 	${MAKE} -C${.CURDIR} FLAVOR=$f DEFAULT_MAKESUM=1 ${.TARGET}
 . endfor
 .endif
 
 .include <bsd.port.mk>