diff --git a/kubernetes/base/config/exec_provider_test.py b/kubernetes/base/config/exec_provider_test.py
index a545b55657..d773edd941 100644
--- a/kubernetes/base/config/exec_provider_test.py
+++ b/kubernetes/base/config/exec_provider_test.py
@@ -15,7 +15,7 @@
 import os
 import unittest
 
-import mock
+from unittest import mock
 
 from .config_exception import ConfigException
 from .exec_provider import ExecProvider
diff --git a/kubernetes/base/config/kube_config_test.py b/kubernetes/base/config/kube_config_test.py
index 02127d154f..6233e977df 100644
--- a/kubernetes/base/config/kube_config_test.py
+++ b/kubernetes/base/config/kube_config_test.py
@@ -22,7 +22,7 @@
 import unittest
 from collections import namedtuple
 
-import mock
+from unittest import mock
 import yaml
 from six import PY3, next
 
diff --git a/kubernetes/base/watch/watch_test.py b/kubernetes/base/watch/watch_test.py
index f87a4ea8be..8164e7b5da 100644
--- a/kubernetes/base/watch/watch_test.py
+++ b/kubernetes/base/watch/watch_test.py
@@ -14,7 +14,7 @@
 
 import unittest
 
-from mock import Mock, call
+from unittest.mock import Mock, call
 
 from kubernetes import client