diff --git a/science/py-asdf/Makefile b/science/py-asdf/Makefile
index 8a5a22916a28..658734730524 100644
--- a/science/py-asdf/Makefile
+++ b/science/py-asdf/Makefile
@@ -1,38 +1,39 @@
 PORTNAME=	asdf
 PORTVERSION=	2.13.0
+PORTREVISION=	1
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Python tools to handle ASDF files
 WWW=		https://github.com/asdf-format/asdf
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}asdf-standard>=1.0.1:science/py-asdf-standard@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}asdf-transform-schemas>=0.2.2:science/py-asdf-transform-schemas@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}jmespath>=0.6.2:devel/py-jmespath@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}jsonschema>=4.0.1<4.10.0:devel/py-jsonschema@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}jsonschema49>=4.0.1<4.10.0:devel/py-jsonschema49@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}lz4>=0.10:archivers/py-lz4@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}numpy>=1.10,1:math/py-numpy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}packaging>=16.0:devel/py-packaging@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}yaml>=3.10:devel/py-yaml@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}semantic-version>=2.8:devel/py-semantic-version@${PY_FLAVOR}
 
 USES=		python:3.8+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.pre.mk>
 
 .if ${PYTHON_REL} < 30900
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-resources>=3:devel/py-importlib-resources@${PY_FLAVOR}
 .endif
 
 post-patch:
 	@${SED} -e 's|%%PORTVERSION%%|${PORTVERSION}|' ${FILESDIR}/setup.py > ${WRKSRC}/setup.py
 
 .include <bsd.port.post.mk>