diff --git a/nova/flags.py b/nova/flags.py
index 5ed0f92e..92f6766c 100644
--- a/nova/flags.py
+++ b/nova/flags.py
@@ -190,7 +190,7 @@ DEFINE_string('rabbit_virtual_host', '/', 'rabbit virtual host')
 DEFINE_string('control_exchange', 'nova', 'the main exchange to connect to')
 DEFINE_string('cc_host', '127.0.0.1', 'ip of api server')
 DEFINE_integer('cc_port', 8773, 'cloud controller port')
-DEFINE_string('ec2_url', 'http://%s:%s/services/Cloud' % (FLAGS.cc_host, FLAGS.cc_port),
+DEFINE_string('ec2_url', 'http://127.0.0.1:8773/services/Cloud'
               'Url to ec2 api server')
 
 DEFINE_string('default_image', 'ami-11111',