diff --git a/lib/keystone b/lib/keystone
index b6d8a1afa0..8a61ba2924 100644
--- a/lib/keystone
+++ b/lib/keystone
@@ -334,7 +334,7 @@ function configure_keystone {
     # Configure the project created by the 'keystone-manage bootstrap' as the cloud-admin project.
     # The users from this project are globally admin as before, but it also
     # allows policy changes in order to clarify the adminess scope.
-    iniset $KEYSTONE_CONF resource admin_project_domain_name default
+    iniset $KEYSTONE_CONF resource admin_project_domain_name Default
     iniset $KEYSTONE_CONF resource admin_project_name admin
 }