diff --git a/neutron/tests/unit/linuxbridge/test_lb_security_group.py b/neutron/tests/unit/linuxbridge/test_lb_security_group.py
index 8268710d02..645a9ae835 100644
--- a/neutron/tests/unit/linuxbridge/test_lb_security_group.py
+++ b/neutron/tests/unit/linuxbridge/test_lb_security_group.py
@@ -26,8 +26,6 @@ from neutron.tests.unit import test_security_groups_rpc as test_sg_rpc
 
 PLUGIN_NAME = ('neutron.plugins.linuxbridge.'
                'lb_neutron_plugin.LinuxBridgePluginV2')
-AGENT_NAME = ('neutron.plugins.linuxbridge.'
-              'agent.linuxbridg_neutron_agent.LinuxBridgeNeutronAgentRPC')
 NOTIFIER = ('neutron.plugins.linuxbridge.'
             'lb_neutron_plugin.AgentNotifierApi')
 
diff --git a/neutron/tests/unit/mlnx/test_mlnx_security_group.py b/neutron/tests/unit/mlnx/test_mlnx_security_group.py
index 9305241613..0c39130a7f 100644
--- a/neutron/tests/unit/mlnx/test_mlnx_security_group.py
+++ b/neutron/tests/unit/mlnx/test_mlnx_security_group.py
@@ -25,8 +25,6 @@ from neutron.tests.unit import test_security_groups_rpc as test_sg_rpc
 
 PLUGIN_NAME = ('neutron.plugins.mlnx.'
                'mlnx_plugin.MellanoxEswitchPlugin')
-AGENT_NAME = ('neutron.plugins.mlnx.'
-              'agent.eswitch_neutron_agent.MlnxEswitchNeutronAgent')
 NOTIFIER = ('neutron.plugins.mlnx.'
             'agent_notify_api.AgentNotifierApi')
 
diff --git a/neutron/tests/unit/nec/test_security_group.py b/neutron/tests/unit/nec/test_security_group.py
index ed3b2680f6..a10676db70 100644
--- a/neutron/tests/unit/nec/test_security_group.py
+++ b/neutron/tests/unit/nec/test_security_group.py
@@ -29,7 +29,6 @@ from neutron.tests.unit import test_security_groups_rpc as test_sg_rpc
 
 PLUGIN_NAME = test_nec_plugin.PLUGIN_NAME
 OFC_MANAGER = 'neutron.plugins.nec.nec_plugin.ofc_manager.OFCManager'
-AGENT_NAME = 'neutron.plugins.nec.agent.nec_neutron_agent.NECNeutronAgent'
 NOTIFIER = 'neutron.plugins.nec.nec_plugin.NECPluginV2AgentNotifierApi'
 
 
diff --git a/neutron/tests/unit/openvswitch/test_ovs_security_group.py b/neutron/tests/unit/openvswitch/test_ovs_security_group.py
index 5985ae23e4..cf5485280c 100644
--- a/neutron/tests/unit/openvswitch/test_ovs_security_group.py
+++ b/neutron/tests/unit/openvswitch/test_ovs_security_group.py
@@ -25,8 +25,6 @@ from neutron.tests.unit import test_security_groups_rpc as test_sg_rpc
 
 PLUGIN_NAME = ('neutron.plugins.openvswitch.'
                'ovs_neutron_plugin.OVSNeutronPluginV2')
-AGENT_NAME = ('neutron.plugins.openvswitch.'
-              'agent.ovs_neutron_agent.OVSNeutronAgent')
 NOTIFIER = ('neutron.plugins.openvswitch.'
             'ovs_neutron_plugin.AgentNotifierApi')
 
diff --git a/neutron/tests/unit/ryu/test_ryu_security_group.py b/neutron/tests/unit/ryu/test_ryu_security_group.py
index 01d764eb8f..73f100bdae 100644
--- a/neutron/tests/unit/ryu/test_ryu_security_group.py
+++ b/neutron/tests/unit/ryu/test_ryu_security_group.py
@@ -28,8 +28,6 @@ from neutron.tests.unit import test_security_groups_rpc as test_sg_rpc
 
 PLUGIN_NAME = ('neutron.plugins.ryu.'
                'ryu_neutron_plugin.RyuNeutronPluginV2')
-AGENT_NAME = ('neutron.plugins.ryu.'
-              'agent.ryu_neutron_agent.OVSNeutronOFPRyuAgent')
 NOTIFIER = ('neutron.plugins.ryu.'
             'ryu_neutron_plugin.AgentNotifierApi')