diff --git a/nova/tests/unit/network/test_network_info.py b/nova/tests/unit/network/test_network_info.py
index d6f60eff288e..ce7d37da7462 100644
--- a/nova/tests/unit/network/test_network_info.py
+++ b/nova/tests/unit/network/test_network_info.py
@@ -865,7 +865,7 @@ class TestNetworkMetadata(test.NoDBTestCase):
 
         self.netinfo[0]['network']['subnets'][0] = ipv4_subnet
         self.netinfo[0]['network']['subnets'][1] = ipv6_subnet
-        self.netinfo[0]['network']['mtu'] = 1500
+        self.netinfo[0]['network']['meta']['mtu'] = 1500
 
     def test_get_network_metadata_json(self):
 
@@ -1141,7 +1141,7 @@ class TestNetworkMetadata(test.NoDBTestCase):
             '11111111-1111-1111-1111-111111111111')
 
         self.netinfo[1]['network']['subnets'][0] = ipv4_subnet
-        self.netinfo[1]['network']['mtu'] = 1500
+        self.netinfo[1]['network']['meta']['mtu'] = 1500
 
         network_json = netutils.get_network_metadata(self.netinfo)
         self.assertEqual(expected_json, network_json)
diff --git a/nova/virt/netutils.py b/nova/virt/netutils.py
index 6b64a5b181fa..38ae90cf99f8 100644
--- a/nova/virt/netutils.py
+++ b/nova/virt/netutils.py
@@ -258,7 +258,7 @@ def _get_eth_link(vif, ifc_num):
         'id': link_id,
         'vif_id': vif['id'],
         'type': nic_type,
-        'mtu': vif['network'].get('mtu'),
+        'mtu': vif['network']['meta'].get('mtu'),
         'ethernet_mac_address': vif.get('address'),
     }
     return link