diff --git a/hidinput.py b/hidinput.py
index 7ddad43..75de491 100644
--- a/hidinput.py
+++ b/hidinput.py
@@ -3,7 +3,6 @@ from flask import Flask
 from flask import render_template
 from flask import request
 from flask_socketio import SocketIO
-import threading
 import argparse
 import json
 
@@ -11,8 +10,6 @@ from hidkeycodes import hidkeycodes
 from jskeycodes import jscodehidmap
 
 
-lock = threading.Lock()
-
 # initialize a flask object
 app = Flask(__name__)
 socketio = SocketIO(app)