diff --git a/nova/conf/service.py b/nova/conf/service.py
index fea55f2..0e571c2 100644
--- a/nova/conf/service.py
+++ b/nova/conf/service.py
@@ -81,8 +81,6 @@ Possible Values:
 * 0 : disable the random delay
 """),
     cfg.ListOpt('enabled_apis',
-                item_type=cfg.types.String(choices=['osapi_compute',
-                                                    'metadata']),
                 default=['osapi_compute', 'metadata'],
                 help="List of APIs to be enabled by default."),
     cfg.ListOpt('enabled_ssl_apis',