diff --git a/tests/components/homekit_controller/specific_devices/test_aqara_gateway.py b/tests/components/homekit_controller/specific_devices/test_aqara_gateway.py
index 6e41a88b299..292c4169688 100644
--- a/tests/components/homekit_controller/specific_devices/test_aqara_gateway.py
+++ b/tests/components/homekit_controller/specific_devices/test_aqara_gateway.py
@@ -5,10 +5,11 @@ https://github.com/home-assistant/home-assistant/issues/20957
 """
 
 from homeassistant.components.light import SUPPORT_BRIGHTNESS, SUPPORT_COLOR
+
 from tests.components.homekit_controller.common import (
+    Helper,
     setup_accessories_from_file,
     setup_test_accessories,
-    Helper,
 )
 
 
diff --git a/tests/components/homekit_controller/specific_devices/test_ecobee3.py b/tests/components/homekit_controller/specific_devices/test_ecobee3.py
index 8531712a5d3..bb7695840f0 100644
--- a/tests/components/homekit_controller/specific_devices/test_ecobee3.py
+++ b/tests/components/homekit_controller/specific_devices/test_ecobee3.py
@@ -8,19 +8,18 @@ from unittest import mock
 
 from homekit import AccessoryDisconnectedError
 
-from homeassistant.config_entries import ENTRY_STATE_SETUP_RETRY
 from homeassistant.components.climate.const import (
-    SUPPORT_TARGET_TEMPERATURE,
     SUPPORT_TARGET_HUMIDITY,
+    SUPPORT_TARGET_TEMPERATURE,
 )
-
+from homeassistant.config_entries import ENTRY_STATE_SETUP_RETRY
 
 from tests.components.homekit_controller.common import (
     FakePairing,
+    Helper,
     device_config_changed,
     setup_accessories_from_file,
     setup_test_accessories,
-    Helper,
     time_changed,
 )
 
diff --git a/tests/components/homekit_controller/specific_devices/test_hue_bridge.py b/tests/components/homekit_controller/specific_devices/test_hue_bridge.py
index f3e4baa4b1f..0b6ebc00eba 100644
--- a/tests/components/homekit_controller/specific_devices/test_hue_bridge.py
+++ b/tests/components/homekit_controller/specific_devices/test_hue_bridge.py
@@ -1,9 +1,9 @@
 """Tests for handling accessories on a Hue bridge via HomeKit."""
 
 from tests.components.homekit_controller.common import (
+    Helper,
     setup_accessories_from_file,
     setup_test_accessories,
-    Helper,
 )
 
 
diff --git a/tests/components/homekit_controller/specific_devices/test_koogeek_ls1.py b/tests/components/homekit_controller/specific_devices/test_koogeek_ls1.py
index 89c5bb4de3c..52339bb6635 100644
--- a/tests/components/homekit_controller/specific_devices/test_koogeek_ls1.py
+++ b/tests/components/homekit_controller/specific_devices/test_koogeek_ls1.py
@@ -3,17 +3,18 @@
 from datetime import timedelta
 from unittest import mock
 
+from homekit.exceptions import AccessoryDisconnectedError, EncryptionError
 import pytest
 
-from homekit.exceptions import AccessoryDisconnectedError, EncryptionError
-import homeassistant.util.dt as dt_util
 from homeassistant.components.light import SUPPORT_BRIGHTNESS, SUPPORT_COLOR
+import homeassistant.util.dt as dt_util
+
 from tests.common import async_fire_time_changed
 from tests.components.homekit_controller.common import (
-    setup_accessories_from_file,
-    setup_test_accessories,
     FakePairing,
     Helper,
+    setup_accessories_from_file,
+    setup_test_accessories,
 )
 
 LIGHT_ON = ("lightbulb", "on")
diff --git a/tests/components/homekit_controller/specific_devices/test_lennox_e30.py b/tests/components/homekit_controller/specific_devices/test_lennox_e30.py
index ef0d35166db..3209139ae1e 100644
--- a/tests/components/homekit_controller/specific_devices/test_lennox_e30.py
+++ b/tests/components/homekit_controller/specific_devices/test_lennox_e30.py
@@ -5,10 +5,11 @@ https://github.com/home-assistant/home-assistant/issues/20885
 """
 
 from homeassistant.components.climate.const import SUPPORT_TARGET_TEMPERATURE
+
 from tests.components.homekit_controller.common import (
+    Helper,
     setup_accessories_from_file,
     setup_test_accessories,
-    Helper,
 )