diff --git a/whitebox_tempest_plugin/api/compute/base.py b/whitebox_tempest_plugin/api/compute/base.py
index 95a084be..f2a77e6a 100644
--- a/whitebox_tempest_plugin/api/compute/base.py
+++ b/whitebox_tempest_plugin/api/compute/base.py
@@ -47,7 +47,7 @@ class BaseWhiteboxComputeTest(base.BaseV2ComputeAdminTest):
 
         return self.admin_servers_client.show_server(server['id'])['server']
 
-    def create_flavor(self, ram=64, vcpus=2, disk=0, name=None,
+    def create_flavor(self, ram=64, vcpus=2, disk=1, name=None,
                       is_public='True', **kwargs):
         # override the function to configure sane defaults
         return super(BaseWhiteboxComputeTest, self).create_flavor(