diff --git a/selfprivacy_api/restic_controller/__init__.py b/selfprivacy_api/restic_controller/__init__.py
index b4efba2..803d469 100644
--- a/selfprivacy_api/restic_controller/__init__.py
+++ b/selfprivacy_api/restic_controller/__init__.py
@@ -3,7 +3,6 @@ from datetime import datetime
 import json
 import subprocess
 import os
-from threading import Lock
 from enum import Enum
 import portalocker
 from selfprivacy_api.utils import ReadUserData