diff --git a/rosbridge_server/test/websocket/advertise_action_feedback.test.py b/rosbridge_server/test/websocket/advertise_action_feedback.test.py
index e1be67eb..f4de01b0 100644
--- a/rosbridge_server/test/websocket/advertise_action_feedback.test.py
+++ b/rosbridge_server/test/websocket/advertise_action_feedback.test.py
@@ -2,7 +2,6 @@
 import os
 import sys
 import unittest
-from typing import Any
 
 from action_msgs.msg import GoalStatus
 from example_interfaces.action import Fibonacci
diff --git a/rosbridge_server/test/websocket/common.py b/rosbridge_server/test/websocket/common.py
index e380bfae..6f636201 100644
--- a/rosbridge_server/test/websocket/common.py
+++ b/rosbridge_server/test/websocket/common.py
@@ -2,13 +2,13 @@
 import json
 from typing import Any, Awaitable, Callable
 
-from launch.launch_description import LaunchDescription
 import launch
 import launch_ros
 import rclpy
 import rclpy.task
 
 from autobahn.twisted.websocket import WebSocketClientFactory, WebSocketClientProtocol
+from launch.launch_description import LaunchDescription
 from rcl_interfaces.srv import GetParameters
 from rclpy.executors import SingleThreadedExecutor
 from rclpy.node import Node