diff --git a/service/files/defaults.yaml b/service/files/defaults.yaml
index cf96c0b..4e01fbb 100644
--- a/service/files/defaults.yaml
+++ b/service/files/defaults.yaml
@@ -1,5 +1,4 @@
 configs:
     db_max_timeout: 60
     db_root_password: password
-    mariadb_addr: 0.0.0.0
     mariadb_port: 3306
diff --git a/service/files/my.cnf.j2 b/service/files/my.cnf.j2
index 3b1d5a5..bd2e4b1 100644
--- a/service/files/my.cnf.j2
+++ b/service/files/my.cnf.j2
@@ -1,5 +1,5 @@
 [mysqld]
-bind-address = {{ mariadb_addr }}
+bind-address = {{ network_topology["private"]["address"] }}
 port = {{ mariadb_port }}
 
 datadir=/var/lib/mysql/
@@ -18,10 +18,6 @@ wsrep_node_name="HOSTNAME"
 wsrep_sst_method=xtrabackup-v2
 wsrep_sst_auth=mysql:password
 wsrep_slave_threads=4
-#wsrep_cluster_address=gcomm://IPADDR
-#wsrep_provider_options=gmcast.listen_addr=tcp://IPADDR
-#wsrep_node_address=IPADDR
-#wsrep_sst_receive_address=IPADDR
 
 [server]
 pid-file=/var/lib/mysql/mariadb.pid