diff --git a/devel/py-importlib-resources/Makefile b/devel/py-importlib-resources/Makefile
index 9c09ab6b72a6..042cb10214e9 100644
--- a/devel/py-importlib-resources/Makefile
+++ b/devel/py-importlib-resources/Makefile
@@ -1,25 +1,28 @@
 PORTNAME=	importlib-resources
 PORTVERSION=	5.4.0
+PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	importlib_resources-${PORTVERSION}
 
 MAINTAINER=	swills@FreeBSD.org
 COMMENT=	Read resources from Python packages
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=3.4.1:devel/py-setuptools_scm@${PY_FLAVOR}
+
 USES=		python:3.6+
 USE_PYTHON=	autoplist distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.pre.mk>
 
 .if ${PYTHON_REL} < 31000
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}zipp>=3.1.0:devel/py-zipp@${PY_FLAVOR}
 .endif
 
 .include <bsd.port.post.mk>