diff --git a/science/py-qcelemental/Makefile b/science/py-qcelemental/Makefile
index 8ceb17b12e35..d69e52613e4a 100644
--- a/science/py-qcelemental/Makefile
+++ b/science/py-qcelemental/Makefile
@@ -1,41 +1,43 @@
 PORTNAME=	qcelemental
-DISTVERSION=	0.50.4
+DISTVERSION=	0.51.1
 CATEGORIES=	science python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Essentials for quantum chemistry
 WWW=		https://github.com/MolSSI/QCElemental
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=61.0:devel/py-setuptools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}setuptools-scm>=8.0:devel/py-setuptools-scm@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>0:devel/py-wheel@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}ipykernel>0:devel/py-ipykernel@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}jsonschema>0:devel/py-jsonschema@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}networkx>0:math/py-networkx@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}nglview>=3.0.3:science/py-nglview@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}numpy>=2.3.3:math/py-numpy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pint>=0.24:devel/py-pint@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pydantic2>=2.11:devel/py-pydantic2@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=1.9.0:science/py-scipy@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>=4.0.0:devel/py-pytest@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pytest-cov>0:devel/py-pytest-cov@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}py3Dmol>0:science/py-py3Dmol@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}msgpack>0:devel/py-msgpack@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	pep517 autoplist
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
+TEST_ARGS=	--disable-plugin-autoload
 
 NO_ARCH=	yes
 
 do-test:
 	@cd ${WRKSRC} && ${SETENV} ${TEST_ENV} pytest -rs --pyargs qcelemental
 
-# tests as of 0.50.4: 2008 passed, 270 skipped, 2 xpassed, 2 warnings in 12.82s
+# tests as of 0.51.1: 6430 passed 276 skipped 2 xpassed 2 warnings
 
 .include <bsd.port.mk>
diff --git a/science/py-qcelemental/distinfo b/science/py-qcelemental/distinfo
index 39d04fc74136..94f0aed59fde 100644
--- a/science/py-qcelemental/distinfo
+++ b/science/py-qcelemental/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1784748636
-SHA256 (qcelemental-0.50.4.tar.gz) = 8d53826d33ff157caa2f5c896c19311cf3c9daf719cab8c6f86060f95d5f744b
-SIZE (qcelemental-0.50.4.tar.gz) = 9076469
+TIMESTAMP = 1789239035
+SHA256 (qcelemental-0.51.1.tar.gz) = d92eec6b5e2b29df1bfb20f2d9e2299354d412503a5dea5e4cfbb3596e92e135
+SIZE (qcelemental-0.51.1.tar.gz) = 9082189