diff -upr vncdotool-1.0.0.orig/tests/unit/test_client.py vncdotool-1.0.0/tests/unit/test_client.py
--- vncdotool-1.0.0.orig/tests/unit/test_client.py	2022-05-04 10:04:29.137528294 +0200
+++ vncdotool-1.0.0/tests/unit/test_client.py	2022-05-04 10:04:29.141528319 +0200
@@ -1,6 +1,6 @@
 from unittest import SkipTest, TestCase
 
-import mock
+from unittest import mock
 
 from vncdotool import client
 from vncdotool import rfb
diff -upr vncdotool-1.0.0.orig/tests/unit/test_command.py vncdotool-1.0.0/tests/unit/test_command.py
--- vncdotool-1.0.0.orig/tests/unit/test_command.py	2022-05-04 10:04:29.137528294 +0200
+++ vncdotool-1.0.0/tests/unit/test_command.py	2022-05-04 10:04:29.141528319 +0200
@@ -3,7 +3,7 @@ from vncdotool import command
 import os.path
 import socket
 import unittest
-import mock
+from unittest import mock
 from .helpers import isolate