diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2265553..3900c89 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9, pypy-3.7-v7.3.3]
+        python-version: [3.7, 3.8, 3.9, pypy-3.7-v7.3.3]
     env:
       OS: ubuntu-latest
       PYTHON: ${{ matrix.python-version }}
diff --git a/setup.cfg b/setup.cfg
index 67b951a..e4027ae 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -30,7 +30,7 @@ classifiers =
 [options]
 zip_safe = False
 include_package_data = True
-python_requires = >= 3.6
+python_requires = >= 3.7
 packages = find:
 package_dir =
     =src
diff --git a/src/port_for/__init__.py b/src/port_for/__init__.py
index 4ebeb2b..35f9ddf 100644
--- a/src/port_for/__init__.py
+++ b/src/port_for/__init__.py
@@ -1,6 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import absolute_import
-
 __version__ = "0.5.0"
 
 from ._ranges import UNASSIGNED_RANGES
diff --git a/src/port_for/api.py b/src/port_for/api.py
index cbb7865..a9e3b2c 100644
--- a/src/port_for/api.py
+++ b/src/port_for/api.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import absolute_import, division, with_statement
 import contextlib
 import socket
 import errno
diff --git a/src/port_for/ephemeral.py b/src/port_for/ephemeral.py
index b1c1578..9d1e903 100644
--- a/src/port_for/ephemeral.py
+++ b/src/port_for/ephemeral.py
@@ -6,7 +6,6 @@
 
 Currently only Linux and BSD (including OS X) are supported.
 """
-from __future__ import absolute_import, with_statement
 import subprocess
 from typing import List, Tuple, Dict
 
diff --git a/src/port_for/store.py b/src/port_for/store.py
index 4a06bd2..a07b737 100644
--- a/src/port_for/store.py
+++ b/src/port_for/store.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import absolute_import, with_statement
 import os
 from configparser import ConfigParser, DEFAULTSECT
 from typing import Optional, List, Tuple, Union
diff --git a/src/port_for/utils.py b/src/port_for/utils.py
index c6e1401..361d5c0 100644
--- a/src/port_for/utils.py
+++ b/src/port_for/utils.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import absolute_import
 import itertools
 from typing import Iterable, Iterator, Tuple, Set
 
diff --git a/tests/test_cases.py b/tests/test_cases.py
index 9f0f21e..6b32b99 100644
--- a/tests/test_cases.py
+++ b/tests/test_cases.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import absolute_import
 import unittest
 import tempfile
 import mock