Index: head/math/py-iminuit/Makefile
===================================================================
--- head/math/py-iminuit/Makefile	(revision 566615)
+++ head/math/py-iminuit/Makefile	(revision 566616)
@@ -1,21 +1,21 @@
 # $FreeBSD$
 
 PORTNAME=	iminuit
 DISTVERSION=	2.4.0
 CATEGORIES=	math python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Jupyter-friendly Python frontend for MINUIT2 in C++
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	cmake:devel/cmake
 RUN_DEPENDS=	${PYNUMPY}
 
-USES=		python:3.6+
+USES=		compiler:c++14-lang python:3.6+
 USE_PYTHON=	distutils autoplist
 
 .include <bsd.port.mk>