diff --git a/neutron/agent/linux/dhcp.py b/neutron/agent/linux/dhcp.py
index 0504fae8d04..3ae74f60592 100644
--- a/neutron/agent/linux/dhcp.py
+++ b/neutron/agent/linux/dhcp.py
@@ -1136,7 +1136,8 @@ class Dnsmasq(DhcpLocalProcess):
         m_ports = [port for port in self.network.ports if
                    self._is_ovn_metadata_port(port, self.network.id)]
         if m_ports:
-            for fixed_ip in m_ports[0].fixed_ips:
+            port = self.device_manager.plugin.get_dhcp_port(m_ports[0].id)
+            for fixed_ip in port.fixed_ips:
                 if fixed_ip.subnet_id == subnet.id:
                     return fixed_ip.ip_address
 
diff --git a/neutron/tests/unit/agent/linux/test_dhcp.py b/neutron/tests/unit/agent/linux/test_dhcp.py
index 14814e62f8b..862de8c3775 100644
--- a/neutron/tests/unit/agent/linux/test_dhcp.py
+++ b/neutron/tests/unit/agent/linux/test_dhcp.py
@@ -3125,6 +3125,8 @@ class TestDnsmasq(TestBase):
     def test__generate_opts_per_subnet_with_metadata_port(self):
         config = {'enable_isolated_metadata': False,
                   'force_metadata': False}
+        self.mock_mgr.return_value.plugin.get_dhcp_port.return_value = \
+            FakeOvnMetadataPort()
         self._test__generate_opts_per_subnet_helper(config, True,
             network_class=FakeNetworkDhcpandOvnMetadataPort)