diff --git a/service.py b/service.py
index 60572ae..276c878 100755
--- a/service.py
+++ b/service.py
@@ -6,7 +6,6 @@ import signal
 from typing import Callable, Coroutine
 
 import aiofiles
-import nio
 
 from alerting import alerts
 from alerting.common import CONFIG_FILE