diff --git a/science/py-asdf/Makefile b/science/py-asdf/Makefile
index 2a67423eb53f..03a2241ad9d5 100644
--- a/science/py-asdf/Makefile
+++ b/science/py-asdf/Makefile
@@ -1,41 +1,41 @@
 PORTNAME=	asdf
 PORTVERSION=	3.1.0
+PORTREVISION=	1
 CATEGORIES=	science python
 MASTER_SITES=	PYPI
 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
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=60:devel/py-setuptools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}setuptools-scm>=3.4:devel/py-setuptools-scm@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>=0:devel/py-wheel@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}asdf-standard>=1.0.1:science/py-asdf-standard@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}asdf-transform-schemas>=0.3:science/py-asdf-transform-schemas@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}asdf-unit-schemas>=0.1:science/py-asdf-unit-schemas@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}attrs>=20.1.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}importlib-metadata>=4.11.4:devel/py-importlib-metadata@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}jmespath>=0.6.2:devel/py-jmespath@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}numpy>=1.22,1:math/py-numpy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}packaging>=19:devel/py-packaging@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}yaml>=5.4.1:devel/py-yaml@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}semantic-version>=2.8:devel/py-semantic-version@${PY_FLAVOR}
 
 USES=		python:3.9+ shebangfix
 USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
 SHEBANG_FILES=	asdf/_jsonschema/json/bin/jsonschema_suite
 
 OPTIONS_DEFINE=	ALL
 OPTIONS_DEFAULT=ALL
 ALL_DESC=	Lz4 compression algorithm support
 
 ALL_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}lz4>=0.10:archivers/py-lz4@${PY_FLAVOR}
 
 .include <bsd.port.mk>