diff --git a/magnum/tests/functional/api/v1/test_baymodel.py b/magnum/tests/functional/api/v1/test_baymodel.py
index 8aaec6b..b2f732a 100644
--- a/magnum/tests/functional/api/v1/test_baymodel.py
+++ b/magnum/tests/functional/api/v1/test_baymodel.py
@@ -81,6 +81,21 @@ class BayModelTest(base.BaseTempestTest):
         self.assertEqual(200, resp.status)
         self.assertTrue(model.public)
 
+    @testtools.testcase.attr('positive')
+    def test_update_baymodel_public_by_uuid(self):
+        path = "/public"
+        gen_model = datagen.baymodel_data_with_valid_keypair_image_flavor()
+        resp, old_model = self._create_baymodel(gen_model)
+
+        patch_model = datagen.baymodel_replace_patch_data(path, value=True)
+        resp, new_model = self.baymodel_client.patch_baymodel(
+            old_model.uuid, patch_model)
+        self.assertEqual(200, resp.status)
+
+        resp, model = self.baymodel_client.get_baymodel(new_model.uuid)
+        self.assertEqual(200, resp.status)
+        self.assertTrue(model.public)
+
     @testtools.testcase.attr('positive')
     def test_update_baymodel_by_uuid(self):
         gen_model = datagen.baymodel_data_with_valid_keypair_image_flavor()
diff --git a/magnum/tests/functional/common/datagen.py b/magnum/tests/functional/common/datagen.py
index 341aca0..417ea71 100644
--- a/magnum/tests/functional/common/datagen.py
+++ b/magnum/tests/functional/common/datagen.py
@@ -106,6 +106,7 @@ def baymodel_data(**kwargs):
         "volume_driver": None,
         "docker_volume_size": 3,
         "labels": {},
+        "public": False,
         "fixed_network": "192.168.0.0/24",
         "dns_nameserver": "8.8.8.8",
         "flavor_id": data_utils.rand_name('bay'),