diff --git a/metadata/service/server/single.yml b/metadata/service/server/single.yml
index d131fd7..39cf725 100644
--- a/metadata/service/server/single.yml
+++ b/metadata/service/server/single.yml
@@ -3,6 +3,9 @@
 classes:
 - service.keystone.support
 parameters:
+  _param:
+    openstack_log_appender: false
+    openstack_fluentd_handler_enabled: false
   keystone:
     server:
       enabled: true
@@ -32,6 +35,13 @@
         location: /etc/keystone/fernet-keys/
       credential:
         location: /etc/keystone/credential-keys/
+      logging:
+        log_appender: ${_param:openstack_log_appender}
+        log_handlers:
+          watchedfile:
+            enabled: true
+          fluentd:
+            enabled: ${_param:openstack_fluentd_handler_enabled}
       message_queue:
         engine: rabbitmq
         host: ${_param:single_address}