diff --git a/nova/flags.py b/nova/flags.py
index 63534af96..599dcb0f7 100644
--- a/nova/flags.py
+++ b/nova/flags.py
@@ -366,7 +366,7 @@ DEFINE_string('compute_manager', 'nova.compute.manager.ComputeManager',
 DEFINE_string('console_manager', 'nova.console.manager.ConsoleProxyManager',
               'Manager for console proxy')
 DEFINE_string('instance_dns_manager',
-              'nova.network.instance_dns_driver.InstanceDNSManagerDriver',
+              'nova.network.dns_driver.DNSDriver',
               'DNS Manager for instance IPs')
 DEFINE_string('instance_dns_zone', '',
               'DNS Zone for instance IPs')