diff --git a/scheduler.py b/scheduler.py
index df20ace..7498593 100644
--- a/scheduler.py
+++ b/scheduler.py
@@ -1,9 +1,9 @@
 #!/usr/bin/env python3
-import os
-import sys
-import subprocess
-import time
 import logging
+import os
+import subprocess
+import sys
+import time
 from pathlib import Path
 
 try:
diff --git a/tests/test_config.py b/tests/test_config.py
index 67c010e..4e6b9c7 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -1,8 +1,6 @@
 """Smoke tests for configuration loading."""
 
-import os
 
-import pytest
 
 
 def test_config_loads_defaults(monkeypatch):
diff --git a/tests/test_upload_tracker.py b/tests/test_upload_tracker.py
index c14ef80..5c59883 100644
--- a/tests/test_upload_tracker.py
+++ b/tests/test_upload_tracker.py
@@ -1,8 +1,5 @@
 """Tests for upload tracker — mark, filter, reset, and summary logic."""
 
-import json
-import os
-import tempfile
 
 import pytest