diff --git a/neutron/db/l3_db.py b/neutron/db/l3_db.py
index f8640137b9..8575abf66c 100644
--- a/neutron/db/l3_db.py
+++ b/neutron/db/l3_db.py
@@ -137,7 +137,7 @@ class L3_NAT_db_mixin(l3.RouterPluginBase):
             router_db = self._create_router_db(context, r, tenant_id, gw_info)
             if gw_info:
                 self._update_router_gw_info(context, router_db['id'], gw_info)
-        return self._make_router_dict(router_db, process_extensions=False)
+        return self._make_router_dict(router_db)
 
     def _update_router_db(self, context, router_id, data, gw_info):
         """Update the DB object and related gw info, if available."""
diff --git a/neutron/plugins/midonet/plugin.py b/neutron/plugins/midonet/plugin.py
index 0b590a1874..9bf589959a 100644
--- a/neutron/plugins/midonet/plugin.py
+++ b/neutron/plugins/midonet/plugin.py
@@ -757,8 +757,7 @@ class MidonetPluginV2(db_base_plugin_v2.NeutronDbPluginV2,
                     self._update_router_gw_info(context, router_db['id'],
                                                 gw_info)
 
-            router_data = self._make_router_dict(router_db,
-                                                 process_extensions=False)
+            router_data = self._make_router_dict(router_db)
 
         except Exception:
             # Try removing the midonet router
diff --git a/neutron/tests/unit/test_l3_plugin.py b/neutron/tests/unit/test_l3_plugin.py
index 945c5ee4b4..4aa4446049 100644
--- a/neutron/tests/unit/test_l3_plugin.py
+++ b/neutron/tests/unit/test_l3_plugin.py
@@ -520,6 +520,18 @@ class L3NatTestCaseBase(L3NatTestCaseMixin):
             for k, v in expected_value:
                 self.assertEqual(router['router'][k], v)
 
+    def test_router_create_call_extensions(self):
+        self.extension_called = False
+
+        def _extend_router_dict_test_attr(*args, **kwargs):
+            self.extension_called = True
+
+        db_base_plugin_v2.NeutronDbPluginV2.register_dict_extend_funcs(
+            l3.ROUTERS, [_extend_router_dict_test_attr])
+        self.assertFalse(self.extension_called)
+        with self.router():
+            self.assertTrue(self.extension_called)
+
     def test_router_create_with_gwinfo(self):
         with self.subnet() as s:
             self._set_net_external(s['subnet']['network_id'])