diff --git a/tox.ini b/tox.ini
index 6d96849f..2cfe1ab5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -61,30 +61,14 @@ commands =
 # E123, E125 skipped as they are invalid PEP-8.
 # Following checks are ignored on purpose.
 #
-# E251 unexpected spaces around keyword / parameter equals
-# reason: no improvement in readability
-#
-# E265 block comment should start with '# '
-# reason: no improvement in readability
-#
-# H904 wrap long lines in parentheses instead of a backslash
-# reason: removed in hacking (https://review.opendev.org/#/c/101701/)
-#
-# H404 skipped on purpose per jay pipes discussion.
-#
+# H404, H405 skipped on purpose per jay pipes discussion.
 # W504 line break after binary operator
-#
-# Due to the upgrade to hacking 0.9.2 the following checking are
-# ignored on purpose for the moment and should be re-enabled.
-# H106: Don’t put vim configuration in source files
-# H203: Use assertIs(Not)None to check for None
-
 show-source = True
-ignore = E123,E125,E126,E127,E128,E251,E265,H302,H405,H904,H404,W504
-enable-extensions=H106,H203
+ignore = E123,E125,E126,E127,E128,H404,H405,W504
+enable-extensions = H106,H203
 builtins = _
-exclude=.venv,.git,.tox,dist,*lib/python*,*egg,build
-max-complexity=30
+exclude = .venv,.git,.tox,dist,*lib/python*,*egg,build
+max-complexity = 30
 
 [hacking]
 import_exceptions = os_vif.i18n
diff --git a/vif_plug_linux_bridge/tests/unit/test_linux_net.py b/vif_plug_linux_bridge/tests/unit/test_linux_net.py
index 6daed382..648ae9b9 100644
--- a/vif_plug_linux_bridge/tests/unit/test_linux_net.py
+++ b/vif_plug_linux_bridge/tests/unit/test_linux_net.py
@@ -130,7 +130,7 @@ class LinuxNetTest(testtools.TestCase):
         calls = [mock.call('fake-interface', 1500),
                  mock.call('fake-bridge', 1500)]
         mock_set_mtu.assert_has_calls(calls)
-        calls = [mock.call('fake-bridge', state = 'up'),
+        calls = [mock.call('fake-bridge', state='up'),
                  mock.call('fake-interface', master='fake-bridge', state='up',
                  check_exit_code=[0, 2, 254])]
         mock_ip_set.assert_has_calls(calls)
diff --git a/vif_plug_ovs/ovs.py b/vif_plug_ovs/ovs.py
index 9516f79f..180bc4c2 100644
--- a/vif_plug_ovs/ovs.py
+++ b/vif_plug_ovs/ovs.py
@@ -100,14 +100,12 @@ class OvsPlugin(plugin.PluginBase):
 
     def describe(self):
         pp_ovs = objects.host_info.HostPortProfileInfo(
-            profile_object_name=
-            objects.vif.VIFPortProfileOpenVSwitch.__name__,
+            profile_object_name=objects.vif.VIFPortProfileOpenVSwitch.__name__,  # noqa
             min_version="1.0",
             max_version="1.0",
         )
         pp_ovs_representor = objects.host_info.HostPortProfileInfo(
-            profile_object_name=
-            objects.vif.VIFPortProfileOVSRepresentor.__name__,
+            profile_object_name=objects.vif.VIFPortProfileOVSRepresentor.__name__,  # noqa
             min_version="1.0",
             max_version="1.0",
         )