diff --git a/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py b/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py
index 82567045707..c830f000518 100644
--- a/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py
+++ b/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py
@@ -596,7 +596,7 @@ class OVSNeutronAgent(sg_rpc.SecurityGroupAgentRpcCallbackMixin,
         if network_type in constants.TUNNEL_NETWORK_TYPES:
             if self.enable_tunneling:
                 # outbound broadcast/multicast
-                ofports = self.tun_br_ofports[network_type].values()
+                ofports = list(self.tun_br_ofports[network_type].values())
                 if ofports:
                     self.tun_br.install_flood_to_tun(lvid,
                                                      segmentation_id,
diff --git a/neutron/tests/unit/plugins/ml2/drivers/openvswitch/agent/test_ovs_tunnel.py b/neutron/tests/unit/plugins/ml2/drivers/openvswitch/agent/test_ovs_tunnel.py
index fadcfa8fc6e..0f37d739589 100644
--- a/neutron/tests/unit/plugins/ml2/drivers/openvswitch/agent/test_ovs_tunnel.py
+++ b/neutron/tests/unit/plugins/ml2/drivers/openvswitch/agent/test_ovs_tunnel.py
@@ -294,7 +294,7 @@ class TunnelTest(object):
         self._verify_mock_calls()
 
     def test_provision_local_vlan(self):
-        ofports = TUN_OFPORTS[p_const.TYPE_GRE].values()
+        ofports = list(TUN_OFPORTS[p_const.TYPE_GRE].values())
         self.mock_tun_bridge_expected += [
             mock.call.install_flood_to_tun(LV_ID, LS_ID, ofports),
             mock.call.provision_local_vlan(