diff --git a/glance/schema.py b/glance/schema.py
index 4762c8c6f1..2dd74516ea 100644
--- a/glance/schema.py
+++ b/glance/schema.py
@@ -45,7 +45,7 @@ class Schema(object):
     def filter(self, obj):
         filtered = {}
         for key, value in six.iteritems(obj):
-            if self._filter_func(self.properties, key) and value is not None:
+            if self._filter_func(self.properties, key):
                 filtered[key] = value
         return filtered
 
diff --git a/glance/tests/functional/v2/test_images.py b/glance/tests/functional/v2/test_images.py
index 69840b4f38..c3173814a3 100644
--- a/glance/tests/functional/v2/test_images.py
+++ b/glance/tests/functional/v2/test_images.py
@@ -132,6 +132,9 @@ class TestImages(functional.FunctionalTest):
             u'disk_format',
             u'container_format',
             u'owner',
+            u'checksum',
+            u'size',
+            u'virtual_size',
         ])
         self.assertEqual(checked_keys, set(image.keys()))
         expected_image = {
@@ -192,6 +195,9 @@ class TestImages(functional.FunctionalTest):
             u'disk_format',
             u'container_format',
             u'owner',
+            u'checksum',
+            u'size',
+            u'virtual_size',
         ])
         self.assertEqual(checked_keys, set(image.keys()))
         expected_image = {
@@ -279,9 +285,9 @@ class TestImages(functional.FunctionalTest):
         self.assertEqual(200, response.status_code)
         image = jsonutils.loads(response.text)
         self.assertEqual(image_id, image['id'])
-        self.assertFalse('checksum' in image)
-        self.assertNotIn('size', image)
-        self.assertNotIn('virtual_size', image)
+        self.assertIsNone(image['checksum'])
+        self.assertIsNone(image['size'])
+        self.assertIsNone(image['virtual_size'])
         self.assertEqual('bar', image['foo'])
         self.assertFalse(image['protected'])
         self.assertEqual('kernel', image['type'])
@@ -456,8 +462,8 @@ class TestImages(functional.FunctionalTest):
         response = requests.patch(path, headers=headers, data=data)
         self.assertEqual(200, response.status_code, response.text)
         image = jsonutils.loads(response.text)
-        self.assertNotIn('size', image)
-        self.assertNotIn('virtual_size', image)
+        self.assertIsNone(image['size'])
+        self.assertIsNone(image['virtual_size'])
         self.assertEqual('queued', image['status'])
 
         # Deletion should work. Deleting image-1
@@ -2111,8 +2117,8 @@ class TestImages(functional.FunctionalTest):
         image = jsonutils.loads(response.text)
         image_id = image['id']
         self.assertEqual('queued', image['status'])
-        self.assertNotIn('size', image)
-        self.assertNotIn('virtual_size', image)
+        self.assertIsNone(image['size'])
+        self.assertIsNone(image['virtual_size'])
 
         file_path = os.path.join(self.test_dir, 'fake_image')
         with open(file_path, 'w') as fap:
diff --git a/glance/tests/functional/v2/test_tasks.py b/glance/tests/functional/v2/test_tasks.py
index 62be3ea762..ffc6a8600f 100644
--- a/glance/tests/functional/v2/test_tasks.py
+++ b/glance/tests/functional/v2/test_tasks.py
@@ -92,6 +92,7 @@ class TestTasks(functional.FunctionalTest):
                             u'self',
                             u'status',
                             u'type',
+                            u'result',
                             u'updated_at'])
         self.assertEqual(checked_keys, set(task.keys()))
         expected_task = {
diff --git a/glance/tests/unit/v2/test_images_resource.py b/glance/tests/unit/v2/test_images_resource.py
index 57e19a464c..c76fedca1f 100644
--- a/glance/tests/unit/v2/test_images_resource.py
+++ b/glance/tests/unit/v2/test_images_resource.py
@@ -2743,6 +2743,16 @@ class TestImagesSerializer(test_utils.BaseTestCase):
                     'self': '/v2/images/%s' % UUID2,
                     'file': '/v2/images/%s/file' % UUID2,
                     'schema': '/v2/schemas/image',
+                    'size': None,
+                    'name': None,
+                    'owner': None,
+                    'min_ram': None,
+                    'min_disk': None,
+                    'checksum': None,
+                    'disk_format': None,
+                    'virtual_size': None,
+                    'container_format': None,
+
                 },
             ],
             'first': '/v2/images',
@@ -2847,6 +2857,15 @@ class TestImagesSerializer(test_utils.BaseTestCase):
             'self': '/v2/images/%s' % UUID2,
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
+            'size': None,
+            'name': None,
+            'owner': None,
+            'min_ram': None,
+            'min_disk': None,
+            'checksum': None,
+            'disk_format': None,
+            'virtual_size': None,
+            'container_format': None,
         }
         response = webob.Response()
         self.serializer.show(response, self.fixtures[1])
@@ -3113,6 +3132,10 @@ class TestImagesSerializerWithExtendedSchema(test_utils.BaseTestCase):
             'self': '/v2/images/%s' % UUID2,
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
+            'min_ram': None,
+            'min_disk': None,
+            'disk_format': None,
+            'container_format': None,
         }
         response = webob.Response()
         self.serializer.show(response, self.fixture)
@@ -3137,6 +3160,10 @@ class TestImagesSerializerWithExtendedSchema(test_utils.BaseTestCase):
             'self': '/v2/images/%s' % UUID2,
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
+            'min_ram': None,
+            'min_disk': None,
+            'disk_format': None,
+            'container_format': None,
         }
         response = webob.Response()
         self.serializer.show(response, self.fixture)
@@ -3173,6 +3200,10 @@ class TestImagesSerializerWithAdditionalProperties(test_utils.BaseTestCase):
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
             'owner': '2c014f32-55eb-467d-8fcb-4bd706012f81',
+            'min_ram': None,
+            'min_disk': None,
+            'disk_format': None,
+            'container_format': None,
         }
         response = webob.Response()
         serializer.show(response, self.fixture)
@@ -3203,6 +3234,10 @@ class TestImagesSerializerWithAdditionalProperties(test_utils.BaseTestCase):
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
             'owner': '2c014f32-55eb-467d-8fcb-4bd706012f81',
+            'min_ram': None,
+            'min_disk': None,
+            'disk_format': None,
+            'container_format': None,
         }
         response = webob.Response()
         serializer.show(response, self.fixture)
@@ -3227,6 +3262,10 @@ class TestImagesSerializerWithAdditionalProperties(test_utils.BaseTestCase):
             'self': '/v2/images/%s' % UUID2,
             'file': '/v2/images/%s/file' % UUID2,
             'schema': '/v2/schemas/image',
+            'min_ram': None,
+            'min_disk': None,
+            'disk_format': None,
+            'container_format': None,
         }
         response = webob.Response()
         serializer.show(response, self.fixture)