diff --git a/tests/test_scheduler.py b/tests/test_scheduler.py
index f9cab4c6c..9b2b04e42 100644
--- a/tests/test_scheduler.py
+++ b/tests/test_scheduler.py
@@ -6,7 +6,6 @@
 from datetime import timedelta
 from django.test import TestCase
 from django.utils import timezone
-from unittest import mock
 
 from anthias_app.models import Asset
 from settings import settings
diff --git a/tests/test_settings.py b/tests/test_settings.py
index e6acc9740..746a3b746 100644
--- a/tests/test_settings.py
+++ b/tests/test_settings.py
@@ -3,7 +3,7 @@
 import shutil
 import sys
 from contextlib import contextmanager
-from unittest import skip, TestCase
+from unittest import TestCase
 
 user_home_dir = os.getenv('HOME')
 
diff --git a/viewer.py b/viewer.py
index 62bf443ba..d3ef78a3b 100755
--- a/viewer.py
+++ b/viewer.py
@@ -24,14 +24,6 @@
 
 from lib.errors import SigalrmException
 from lib.media_player import MediaPlayerProxy
-from lib.utils import (
-    url_fails,
-    is_balena_app,
-    get_node_ip,
-    string_to_bool,
-    connect_to_redis,
-    get_balena_device_info,
-)
 from settings import settings, LISTEN, PORT, ZmqConsumer
 
 try: