diff --git a/octavia/api/cluster.yml b/octavia/api/cluster.yml
index 31989b0..e698481 100644
--- a/octavia/api/cluster.yml
+++ b/octavia/api/cluster.yml
@@ -11,6 +11,7 @@
       bind:
         address: ${_param:cluster_local_address}
       database:
+        user: ${_param:mysql_octavia_username}
         host: ${_param:openstack_database_address}
         x509:
           enabled: ${_param:openstack_mysql_x509_enabled}
@@ -20,6 +21,7 @@
         ssl:
           enabled: ${_param:galera_ssl_enabled}
       identity:
+        user: ${_param:keystone_octavia_username}
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
       message_queue:
diff --git a/octavia/api/single.yml b/octavia/api/single.yml
index c42009d..b359885 100644
--- a/octavia/api/single.yml
+++ b/octavia/api/single.yml
@@ -10,6 +10,7 @@
       bind:
         address: ${_param:single_address}
       database:
+        user: ${_param:mysql_octavia_username}
         host: ${_param:openstack_database_address}
         x509:
           enabled: ${_param:openstack_mysql_x509_enabled}
@@ -19,6 +20,7 @@
         ssl:
           enabled: ${_param:galera_ssl_enabled}
       identity:
+        user: ${_param:keystone_octavia_username}
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
       message_queue:
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:
diff --git a/octavia/manager/single.yml b/octavia/manager/single.yml
index e1e356b..51671eb 100644
--- a/octavia/manager/single.yml
+++ b/octavia/manager/single.yml
@@ -17,6 +17,7 @@
         user: octavia
         group: octavia
       database:
+        user: ${_param:mysql_octavia_username}
         host: ${_param:openstack_database_address}
         x509:
           enabled: ${_param:openstack_mysql_x509_enabled}
@@ -26,6 +27,7 @@
         ssl:
           enabled: ${_param:galera_ssl_enabled}
       identity:
+        user: ${_param:keystone_octavia_username}
         region: ${_param:openstack_region}
         protocol: ${_param:cluster_internal_protocol}
       message_queue: