diff --git a/octavia/manager/cluster.yml b/octavia/manager/cluster.yml
index f86dd80..c10e800 100644
--- a/octavia/manager/cluster.yml
+++ b/octavia/manager/cluster.yml
@@ -12,6 +12,7 @@
         user: octavia
         group: octavia
       database:
+        user: ${_param:mysql_octavia_username}
         host: ${_param:openstack_database_address}
         x509:
           enabled: ${_param:openstack_mysql_x509_enabled}
@@ -21,6 +22,7 @@
         ssl:
           enabled: ${_param:galera_ssl_enabled}
       identity:
+        user: ${_param:keystone_octavia_username}
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
       message_queue: