diff --git a/devel/py-jsonschema/Makefile b/devel/py-jsonschema/Makefile
index a6ea659a7c14..3db6546bec20 100644
--- a/devel/py-jsonschema/Makefile
+++ b/devel/py-jsonschema/Makefile
@@ -1,28 +1,30 @@
 # Created by: Muhammad Moinur Rahman <bofh@FreeBSD.org>
 
 PORTNAME=	jsonschema
 PORTVERSION=	4.1.2
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	JSON Schema validation for Python
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=3.4:devel/py-setuptools_scm@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=17.4.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}importlib-metadata>=0:devel/py-importlib-metadata@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pyrsistent>=0.14.0:devel/py-pyrsistent@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}tox>0:devel/py-tox@${PY_FLAVOR}
 
 USES=		python:3.6+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 do-test:
 	cd ${TEST_WRKSRC} && ${SETENV} ${TEST_ENV} ${PYTHON_CMD} -m tox
 
 .include <bsd.port.mk>