diff --git a/devel/py-flit-core/Makefile b/devel/py-flit-core/Makefile
index 1870c8404f50..77d2aaedef71 100644
--- a/devel/py-flit-core/Makefile
+++ b/devel/py-flit-core/Makefile
@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	flit-core
-PORTVERSION=	2.3.0
+PORTVERSION=	3.0.0
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -17,7 +17,7 @@ RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytoml>=0:textproc/py-pytoml@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>=0:devel/py-pytest@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}testpath>=0:devel/py-testpath@${PY_FLAVOR}
 
-USES=		python
+USES=		python:3.4+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
diff --git a/devel/py-flit-core/distinfo b/devel/py-flit-core/distinfo
index 6f0f6c01ad2d..997287db842e 100644
--- a/devel/py-flit-core/distinfo
+++ b/devel/py-flit-core/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1586534745
-SHA256 (flit_core-2.3.0.tar.gz) = a50bcd8bf5785e3a7d95434244f30ba693e794c5204ac1ee908fc07c4acdbf80
-SIZE (flit_core-2.3.0.tar.gz) = 22995
+TIMESTAMP = 1599492094
+SHA256 (flit_core-3.0.0.tar.gz) = a465052057e2d6d957e6850e9915245adedfc4fd0dd5737d0791bf3132417c2d
+SIZE (flit_core-3.0.0.tar.gz) = 22037
diff --git a/devel/py-flit-core/files/setup.py b/devel/py-flit-core/files/setup.py
index a708432b1dab..780c527f202e 100644
--- a/devel/py-flit-core/files/setup.py
+++ b/devel/py-flit-core/files/setup.py
@@ -11,7 +11,7 @@ setup(
     url='https://github.com/takluyver/flit',
     packages=find_packages(),
     install_requires=['pytoml'],
-    requires_python='>=2.7, !=3.0, !=3.1, !=3.2, != 3.3',
+    requires_python='>=3.4',
     classifiers=[
         "License :: OSI Approved :: BSD License",
         "Topic :: Software Development :: Libraries :: Python Modules",