diff --git a/tests/storage/s3_storage_test.py b/tests/storage/s3_storage_test.py
index 26ad0ba9..b388e4a8 100644
--- a/tests/storage/s3_storage_test.py
+++ b/tests/storage/s3_storage_test.py
@@ -19,7 +19,7 @@
 import tempfile
 import pytest
 
-from unittest.mock import patch, MagicMock, mock_open
+from unittest.mock import patch, MagicMock
 import botocore.utils
 
 from medusa.storage.s3_base_storage import S3BaseStorage