diff --git a/math/heyoka/Makefile b/math/heyoka/Makefile
index a265a66c1a2b..015789762320 100644
--- a/math/heyoka/Makefile
+++ b/math/heyoka/Makefile
@@ -1,38 +1,34 @@
 PORTNAME=	heyoka
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.20.0
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C++ library for ODE integration via Taylor's method and LLVM
 WWW=		https://bluescarni.github.io/heyoka/
 
 LICENSE=	MPL20
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-BUILD_DEPENDS=	llvm${LLVM_VERSION}>0:devel/llvm${LLVM_VERSION}
 LIB_DEPENDS=	libboost_serialization.so:devel/boost-libs \
 		libfmt.so:devel/libfmt \
 		libgmp.so:math/gmp \
 		libmp++.so:math/mppp \
 		libmpfr.so:math/mpfr \
 		libtbb.so:devel/onetbb \
 		libsleef.so:math/sleef \
 		libspdlog.so:devel/spdlog
-RUN_DEPENDS=	llvm${LLVM_VERSION}>0:devel/llvm${LLVM_VERSION}
 TEST_DEPENDS=	xtensor>0:math/xtensor \
 		xtensor-blas>0:math/xtensor-blas
 
-USES=		cmake:testing compiler:c++17-lang
+USES=		cmake:testing compiler:c++17-lang llvm:min=14,build,run
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	bluescarni
 
-LLVM_VERSION=	14
-
 CMAKE_ON=		HEYOKA_WITH_MPPP HEYOKA_WITH_SLEEF
 CMAKE_ARGS=		-DFREEBSD_LLVM_VERSION=${LLVM_VERSION}
 CMAKE_TESTING_ON=	HEYOKA_BUILD_TESTS # 3 tests fail, see https://github.com/bluescarni/heyoka/issues/228, also #229 and #230
 
 .include <bsd.port.mk>