diff --git a/devel/py-pint-pandas/Makefile b/devel/py-pint-pandas/Makefile
index a3d5bbc6c402..5cde81108c8e 100644
--- a/devel/py-pint-pandas/Makefile
+++ b/devel/py-pint-pandas/Makefile
@@ -1,25 +1,25 @@
 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 
 PORTNAME=	pint-pandas
 PORTVERSION=	0.2
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	Pint-Pandas-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Physical quantities module
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=0:devel/py-setuptools_scm@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pandas>=1.2,1:math/py-pandas@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pint>=0.17:devel/py-pint@${PY_FLAVOR}
 
-USES=		python:3.6+
+USES=		python:3.7+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/py-pint/Makefile b/devel/py-pint/Makefile
index a96732b59a6c..48ec310e9fc8 100644
--- a/devel/py-pint/Makefile
+++ b/devel/py-pint/Makefile
@@ -1,36 +1,32 @@
 # Created by: Alexander Nusov <alexander.nusov@nfvexpress.com>
 
 PORTNAME=	pint
-PORTVERSION=	0.17
+PORTVERSION=	0.18
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	Pint-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Physical quantities module
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=0:devel/py-setuptools_scm@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}packaging>=0:devel/py-packaging@${PY_FLAVOR}
 
-USES=		python:3.6+ shebangfix
+USES=		python:3.7+ shebangfix
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 SHEBANG_FILES=	pint/pint-convert
 
 .include <bsd.port.pre.mk>
 
-.if ${PYTHON_REL} < 30700
-RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-resources>=0:devel/py-importlib-resources@${PY_FLAVOR}
-.endif
-
 .if ${PYTHON_REL} < 30800
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-metadata>=0:devel/py-importlib-metadata@${PY_FLAVOR}
 .endif
 
 .include <bsd.port.post.mk>
diff --git a/devel/py-pint/distinfo b/devel/py-pint/distinfo
index c986c1ec0e7b..c5c9cdcdac63 100644
--- a/devel/py-pint/distinfo
+++ b/devel/py-pint/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1620405419
-SHA256 (Pint-0.17.tar.gz) = f4d0caa713239e6847a7c6eefe2427358566451fe56497d533f21fb590a3f313
-SIZE (Pint-0.17.tar.gz) = 265661
+TIMESTAMP = 1635713661
+SHA256 (Pint-0.18.tar.gz) = 8c4bce884c269051feb7abc69dbfd18403c0c764abc83da132e8a7222f8ba801
+SIZE (Pint-0.18.tar.gz) = 272830
diff --git a/science/py-pyked/Makefile b/science/py-pyked/Makefile
index 79080cc0b709..257f252453b6 100644
--- a/science/py-pyked/Makefile
+++ b/science/py-pyked/Makefile
@@ -1,31 +1,31 @@
 PORTNAME=	pyked
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.4.1-16
 DISTVERSIONSUFFIX=	-gfcccaf8
 CATEGORIES=	science python
 #MASTER_SITES=	CHEESESHOP 0.4.1 is broken there
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Package for manipulating Chemical Kinetics Experimental Data files
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}Cerberus>=1.0.0:devel/py-cerberus@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}habanero>=0.6.0:www/py-habanero@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pint>=0.7.2:devel/py-pint@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}uncertainties>=3.0.1:math/py-uncertainties@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}yaml>=3.12:devel/py-yaml@${PY_FLAVOR} \
 
-USES=		python:3.6+
+USES=		python:3.7+
 USE_PYTHON=	distutils concurrent autoplist
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	pr-omethe-us
 GH_PROJECT=	PyKED
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/science/py-qcelemental/Makefile b/science/py-qcelemental/Makefile
index da35dfb17169..2bbec2c1a624 100644
--- a/science/py-qcelemental/Makefile
+++ b/science/py-qcelemental/Makefile
@@ -1,26 +1,26 @@
 PORTNAME=	qcelemental
 DISTVERSION=	0.23.0
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Essentials for quantum chemistry
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 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}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>0:devel/py-pytest@${PY_FLAVOR}
 
-USES=		python:3.6+
+USES=		python:3.7+
 USE_PYTHON=	distutils autoplist
 
 NO_ARCH=	yes
 
 do-test:
 	@cd ${WRKSRC} && pytest -rs --pyargs qcelemental
 
 .include <bsd.port.mk>