diff --git a/etc/oslo-config-generator/karbor.conf b/etc/oslo-config-generator/karbor.conf
index ea427883..48ac238e 100644
--- a/etc/oslo-config-generator/karbor.conf
+++ b/etc/oslo-config-generator/karbor.conf
@@ -1,7 +1,9 @@
 [DEFAULT]
 output_file = etc/karbor.conf.sample
+summarize = true
 namespace = karbor.common.opts
 namespace = keystonemiddleware.auth_token
 namespace = oslo.concurrency
 namespace = oslo.db
+namespace = oslo.log
 namespace = oslo.policy