diff --git a/config-generator.conf b/config-generator.conf
index 5a928894e..6b4eefed8 100644
--- a/config-generator.conf
+++ b/config-generator.conf
@@ -16,3 +16,5 @@ namespace = oslo.db
 namespace = oslo.log
 namespace = oslo.policy
 namespace = oslo.service.service
+namespace = oslo.service.periodic_task
+namespace = oslo.service.sslutils