diff --git a/LCD.py b/LCD.py
index d697ae0..de3f07a 100644
--- a/LCD.py
+++ b/LCD.py
@@ -1,7 +1,7 @@
 import asyncio
 import smbus
 
-lock = asyncio.lock()
+lock = asyncio.Lock()
 
 class LCD:
     async def __init__(self, pi_rev = 2, i2c_addr = 0x3F, backlight = True):