Index: a/pytest-server-fixtures-1.7.0/tests/integration/test_xvfb_server.py
===================================================================
--- a/pytest-server-fixtures-1.7.0/tests/integration/test_xvfb_server.py
+++ b/pytest-server-fixtures-1.7.0/tests/integration/test_xvfb_server.py
@@ -4,7 +4,11 @@ import time
 
 from itertools import chain, repeat
 
-from mock import patch
+try:
+    from unittest.mock import patch
+except ImportError:
+    from mock import patch
+
 import pytest
 from pytest import raises
 
Index: a/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_docker_unit.py
===================================================================
--- a/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_docker_unit.py
+++ b/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_docker_unit.py
@@ -1,4 +1,8 @@
-from mock import sentinel, patch, Mock
+try:
+    from unittest.mock import sentinel, patch, Mock
+except ImportError:
+    from mock import sentinel, patch, Mock
+
 
 from pytest_server_fixtures.serverclass.docker import DockerServer
 
Index: a/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_thread_unit.py
===================================================================
--- a/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_thread_unit.py
+++ b/pytest-server-fixtures-1.7.0/tests/unit/serverclass/test_thread_unit.py
@@ -1,4 +1,8 @@
-from mock import sentinel, patch, Mock
+try:
+    from unittest.mock import sentinel, patch, Mock
+except ImportError:
+    from mock import sentinel, patch, Mock
+
 
 from pytest_server_fixtures import CONFIG
 from pytest_server_fixtures.serverclass.thread import ThreadServer
Index: a/pytest-server-fixtures-1.7.0/tests/unit/test_server_unit.py
===================================================================
--- a/pytest-server-fixtures-1.7.0/tests/unit/test_server_unit.py
+++ b/pytest-server-fixtures-1.7.0/tests/unit/test_server_unit.py
@@ -1,4 +1,8 @@
-from mock import create_autospec, sentinel, call, patch, Mock
+try:
+    from unittest.mock import create_autospec, sentinel, call, patch, Mock
+except ImportError:
+    from mock import create_autospec, sentinel, call, patch, Mock
+
 
 from pytest_server_fixtures.base import TestServer as _TestServer  # So that pytest doesnt think this is a test case
 
Index: pytest-server-fixtures-1.7.0/tests/unit/test_server_v2_unit.py
===================================================================
--- a/pytest-server-fixtures-1.7.0/tests/unit/test_server_v2_unit.py
+++ b/pytest-server-fixtures-1.7.0/tests/unit/test_server_v2_unit.py
@@ -1,4 +1,8 @@
-from mock import create_autospec, sentinel, call, patch, Mock
+try:
+    from unittest.mock import create_autospec, sentinel, call, patch, Mock
+except ImportError:
+    from mock import create_autospec, sentinel, call, patch, Mock
+
 
 from pytest_server_fixtures.base2 import TestServerV2 as _TestServerV2 # TODO: why as _TestServerV2?