diff --git a/science/py-qcelemental/Makefile b/science/py-qcelemental/Makefile
index e6ca0bab4d7f..3a2388beb89d 100644
--- a/science/py-qcelemental/Makefile
+++ b/science/py-qcelemental/Makefile
@@ -1,37 +1,37 @@
 PORTNAME=	qcelemental
-DISTVERSION=	0.27.0
+DISTVERSION=	0.27.1
 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=	${PYTHON_PKGNAMEPREFIX}poetry-core>0:devel/py-poetry-core@${PY_FLAVOR}
 RUN_DEPENDS=	${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}pint>=0.10.0:devel/py-pint@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}pydantic>=1.8.2:devel/py-pydantic@${PY_FLAVOR}
+		${PYTHON_PKGNAMEPREFIX}pydantic2>=1.8.2:devel/py-pydantic2@${PY_FLAVOR}
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}ipykernel>0:devel/py-ipykernel@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}networkx>0:math/py-networkx@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}nglview>=3.0.3:science/py-nglview@${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}
 
 NO_ARCH=	yes
 
 do-test:
 	@cd ${WRKSRC} && ${SETENV} ${TEST_ENV} pytest -rs --pyargs qcelemental
 
 .include <bsd.port.mk>
diff --git a/science/py-qcelemental/distinfo b/science/py-qcelemental/distinfo
index 59d34edcfd76..1ffb53ababd0 100644
--- a/science/py-qcelemental/distinfo
+++ b/science/py-qcelemental/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1698265408
-SHA256 (qcelemental-0.27.0.tar.gz) = e552cd183e2094020682db7eabc62fc32010bc953d99fc93a6783056bea03988
-SIZE (qcelemental-0.27.0.tar.gz) = 301177
+TIMESTAMP = 1704174913
+SHA256 (qcelemental-0.27.1.tar.gz) = 76571f21428083ac9ce12dd15d5275b0a336f44d59bc763cda48f1d4233cff4f
+SIZE (qcelemental-0.27.1.tar.gz) = 301186