diff --git a/config_tempest/constants.py b/config_tempest/constants.py
index fe52746f..829f5f7f 100644
--- a/config_tempest/constants.py
+++ b/config_tempest/constants.py
@@ -26,6 +26,9 @@ DEPLOYER_INPUT = os.path.join(os.path.expanduser("~"),
 DEFAULT_IMAGE_DIR = 'etc'
 DEFAULT_IMAGE = ("https://download.cirros-cloud.net/0.6.2/"
                  "cirros-0.6.2-x86_64-disk.img")
+# Should DEFAULT_IMAGE be changed to a format which is not qcow2,
+# then disconnect DEFAULT_IMAGE from DEFAULT_QCOW2_IMAGE
+DEFAULT_QCOW2_IMAGE = DEFAULT_IMAGE
 
 DEFAULT_IMAGES = [("https://download.cirros-cloud.net/0.6.2/"
                   "cirros-0.6.2-x86_64-disk.img"),
diff --git a/config_tempest/services/image.py b/config_tempest/services/image.py
index 1bc67884..4be913bd 100644
--- a/config_tempest/services/image.py
+++ b/config_tempest/services/image.py
@@ -79,6 +79,7 @@ class ImageService(VersionedService):
             # this value can't be set to image.http_image, therefor set the
             # default value
             conf.set('image', 'http_image', C.DEFAULT_IMAGE)
+        conf.set('image', 'http_qcow2_image', C.DEFAULT_QCOW2_IMAGE)
 
     def _is_multistore_enabled(self):
         try: