diff --git a/defaults/main.yaml b/defaults/main.yaml
index 7fcbfd3..0e677c5 100644
--- a/defaults/main.yaml
+++ b/defaults/main.yaml
@@ -5,7 +5,8 @@ pgbouncer_log_dir: "/var/log/pgbouncer"
 pgbouncer_pid_dir: "/tmp"
 pgbouncer_pid_name: "pgbouncer.pid"
 pgbouncer_log_name: "pgbouncer.log"
-pgbouncer_listen_port: 6432
+pgbouncer_listen_addr: '0.0.0.0'
+pgbouncer_listen_port: '6432'
 pgbouncer_systemd_user: "pgbouncer"
 pgbouncer_systemd_group: "pgbouncer"
 pgbouncer_max_client_conn: 10000
diff --git a/templates/pgbouncer.ini.j2 b/templates/pgbouncer.ini.j2
index e7249b8..6898e01 100644
--- a/templates/pgbouncer.ini.j2
+++ b/templates/pgbouncer.ini.j2
@@ -18,8 +18,8 @@ server_tls_sslmode = {{ pgbouncer_server_tls_sslmode }}
 {% endif %}
 logfile = {{ pgbouncer_log_dir }}/{{ pgbouncer_log_name }}
 pidfile = {{ pgbouncer_pid_dir }}/{{ pgbouncer_pid_name }}
-listen_addr = {{ pgbouncer_listen_addr | default('0.0.0.0') }}
-listen_port = {{ pgbouncer_listen_port | default('6432') }}
+listen_addr = {{ pgbouncer_listen_addr }}
+listen_port = {{ pgbouncer_listen_port }}
 unix_socket_dir = /var/run/postgresql
 auth_type = {{ pgbouncer_auth_type }}
 auth_file = {{ pgbouncer_auth_file }}