diff --git a/freezer/tests/unit/openstack/test_backup.py b/freezer/tests/unit/openstack/test_backup.py
index 4c3cc80e..c5977bda 100644
--- a/freezer/tests/unit/openstack/test_backup.py
+++ b/freezer/tests/unit/openstack/test_backup.py
@@ -14,8 +14,6 @@ See the License for the specific language governing permissions and
 limitations under the License.
 
 """
-import sys
-import unittest
 
 from freezer.openstack import backup
 from freezer.tests import commons
@@ -31,8 +29,6 @@ class TestBackup(commons.FreezerBaseTestCase):
         self.client_manager = self.backup_opt.client_manager
         self.storage = self.backup_opt.storage
 
-    @unittest.skipIf(sys.version_info.major == 3,
-                     'Not supported on python v 3.x')
     def test_backup_cinder_by_glance(self):
         self.bakup_os.backup_cinder_by_glance(35)
 
diff --git a/freezer/utils/utils.py b/freezer/utils/utils.py
index 29b3f05e..1b3d1a14 100644
--- a/freezer/utils/utils.py
+++ b/freezer/utils/utils.py
@@ -263,7 +263,7 @@ class ReSizeStream(object):
     def __iter__(self):
         return self
 
-    def next(self):
+    def __next__(self):
         LOG.debug("Transmitted {0} of {1}".format(self.transmitted,
                                                   self.length))
         chunk_size = self.chunk_size