diff --git a/neutron/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py b/neutron/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py
index c44faf0439..e7d7d45835 100644
--- a/neutron/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py
+++ b/neutron/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py
@@ -305,8 +305,8 @@ class TestCiscoPortsV2(CiscoML2MechanismTestCase,
                                    'create_port') as patched_plugin:
 
                 def side_effect(*args, **kwargs):
-                    return self._do_side_effect(patched_plugin, orig,
-                                                *args, **kwargs)
+                    return self._fail_second_call(patched_plugin, orig,
+                                                  *args, **kwargs)
 
                 patched_plugin.side_effect = side_effect
                 with self.network() as net:
@@ -339,8 +339,8 @@ class TestCiscoPortsV2(CiscoML2MechanismTestCase,
                                    'create_port') as patched_plugin:
 
                 def side_effect(*args, **kwargs):
-                    return self._do_side_effect(patched_plugin, orig,
-                                                *args, **kwargs)
+                    return self._fail_second_call(patched_plugin, orig,
+                                                  *args, **kwargs)
 
                 patched_plugin.side_effect = side_effect
                 res = self._create_port_bulk(self.fmt, 2, net['network']['id'],
@@ -680,8 +680,8 @@ class TestCiscoNetworksV2(CiscoML2MechanismTestCase,
             with mock.patch.object(plugin_obj,
                                    'create_network') as patched_plugin:
                 def side_effect(*args, **kwargs):
-                    return self._do_side_effect(patched_plugin, orig,
-                                                *args, **kwargs)
+                    return self._fail_second_call(patched_plugin, orig,
+                                                  *args, **kwargs)
                 patched_plugin.side_effect = side_effect
                 res = self._create_network_bulk(self.fmt, 2, 'test', True)
                 LOG.debug("response is %s" % res)
@@ -700,8 +700,8 @@ class TestCiscoNetworksV2(CiscoML2MechanismTestCase,
                                'create_network') as patched_plugin:
 
             def side_effect(*args, **kwargs):
-                return self._do_side_effect(patched_plugin, orig,
-                                            *args, **kwargs)
+                return self._fail_second_call(patched_plugin, orig,
+                                              *args, **kwargs)
 
             patched_plugin.side_effect = side_effect
             res = self._create_network_bulk(self.fmt, 2, 'test', True)
@@ -732,8 +732,8 @@ class TestCiscoSubnetsV2(CiscoML2MechanismTestCase,
                                    'create_subnet') as patched_plugin:
 
                 def side_effect(*args, **kwargs):
-                    self._do_side_effect(patched_plugin, orig,
-                                         *args, **kwargs)
+                    self._fail_second_call(patched_plugin, orig,
+                                           *args, **kwargs)
 
                 patched_plugin.side_effect = side_effect
                 with self.network() as net:
@@ -754,8 +754,8 @@ class TestCiscoSubnetsV2(CiscoML2MechanismTestCase,
         with mock.patch.object(plugin_obj,
                                'create_subnet') as patched_plugin:
             def side_effect(*args, **kwargs):
-                return self._do_side_effect(patched_plugin, orig,
-                                            *args, **kwargs)
+                return self._fail_second_call(patched_plugin, orig,
+                                              *args, **kwargs)
 
             patched_plugin.side_effect = side_effect
             with self.network() as net: