diff --git a/custom_components/vesync/device_action.py b/custom_components/vesync/device_action.py
index 02be385..5a794a8 100644
--- a/custom_components/vesync/device_action.py
+++ b/custom_components/vesync/device_action.py
@@ -1,4 +1,5 @@
 """Provides device actions for Humidifier."""
+
 from __future__ import annotations
 
 import logging
diff --git a/custom_components/vesync/diagnostics.py b/custom_components/vesync/diagnostics.py
index ee418ac..cf2d4f5 100644
--- a/custom_components/vesync/diagnostics.py
+++ b/custom_components/vesync/diagnostics.py
@@ -1,4 +1,5 @@
 """Provides diagnostics for VeSync."""
+
 from __future__ import annotations
 
 from typing import Any
diff --git a/custom_components/vesync/light.py b/custom_components/vesync/light.py
index 73d0160..b6a8154 100644
--- a/custom_components/vesync/light.py
+++ b/custom_components/vesync/light.py
@@ -1,4 +1,5 @@
 """Support for VeSync bulbs and wall dimmers."""
+
 import logging
 
 from homeassistant.components.light import (
diff --git a/custom_components/vesync/switch.py b/custom_components/vesync/switch.py
index c00ffd5..63fe908 100644
--- a/custom_components/vesync/switch.py
+++ b/custom_components/vesync/switch.py
@@ -1,4 +1,5 @@
 """Support for VeSync switches."""
+
 import logging
 
 from homeassistant.components.switch import SwitchEntity