diff --git a/ironic/tests/unit/drivers/modules/test_pxe.py b/ironic/tests/unit/drivers/modules/test_pxe.py
index f163664707..fbacefdcfb 100644
--- a/ironic/tests/unit/drivers/modules/test_pxe.py
+++ b/ironic/tests/unit/drivers/modules/test_pxe.py
@@ -789,13 +789,15 @@ class PXEAnacondaDeployTestCase(db_base.DbTestCase):
             task.driver.deploy.prepare(task)
             mock_prepare_instance.assert_called_once_with(mock.ANY, task)
 
+    @mock.patch.object(dhcp_factory.DHCPFactory, 'clean_dhcp', autospec=True)
     @mock.patch.object(boot_mode_utils, 'configure_secure_boot_if_needed',
                        autospec=True)
     @mock.patch.object(pxe_utils, 'clean_up_pxe_env', autospec=True)
     @mock.patch.object(pxe_utils, 'get_instance_image_info', autospec=True)
     @mock.patch.object(deploy_utils, 'try_set_boot_device', autospec=True)
     def test_reboot_to_instance(self, mock_set_boot_dev, mock_image_info,
-                                mock_cleanup_pxe_env, mock_conf_sec_boot):
+                                mock_cleanup_pxe_env, mock_conf_sec_boot,
+                                mock_dhcp):
         image_info = {'kernel': ('', '/path/to/kernel'),
                       'ramdisk': ('', '/path/to/ramdisk'),
                       'stage2': ('', '/path/to/stage2'),
@@ -810,6 +812,8 @@ class PXEAnacondaDeployTestCase(db_base.DbTestCase):
             mock_conf_sec_boot.assert_called_once_with(task)
             mock_cleanup_pxe_env.assert_called_once_with(task, image_info,
                                                          ipxe_enabled=False)
+            mock_dhcp.assert_has_calls([
+                mock.call(mock.ANY, task)])
 
     @mock.patch.object(objects.node.Node, 'touch_provisioning', autospec=True)
     def test_heartbeat_deploy_start(self, mock_touch):