diff --git a/devel/py-typing-extensions/Makefile b/devel/py-typing-extensions/Makefile
index 4c7e712a13f5..eb9be6e72d75 100644
--- a/devel/py-typing-extensions/Makefile
+++ b/devel/py-typing-extensions/Makefile
@@ -1,23 +1,24 @@
 PORTNAME=	typing-extensions
 PORTVERSION=	4.4.0
 PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	typing_extensions-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Backported and Experimental Type Hints for Python 3.5+
 WWW=		https://github.com/python/typing_extensions
 
 LICENSE=	PSFL
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}flit-core>=3.4<4:devel/py-flit-core@${PY_FLAVOR}
-
 USES=		python:3.7+
-USE_PYTHON=	autoplist concurrent pep517
+USE_PYTHON=	allflavors autoplist concurrent pep517
+
+PEP517_BUILD_CMD=	${PYTHON_CMD} -m flit_core.wheel
+PEP517_BUILD_DEPEND=	${PYTHON_PKGNAMEPREFIX}flit-core>=3.4<4:devel/py-flit-core@${PY_FLAVOR}
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>