diff --git a/ansible/roles/mariadb/templates/galera.cnf.j2 b/ansible/roles/mariadb/templates/galera.cnf.j2
index a55064bf776db5ccc26184d7b3040b2512fac3b5..146b186258c412e22f34a5ab465a50a120a9abdc 100644
--- a/ansible/roles/mariadb/templates/galera.cnf.j2
+++ b/ansible/roles/mariadb/templates/galera.cnf.j2
@@ -15,6 +15,7 @@ log-error=/var/log/kolla/mariadb/mariadb.log
 
 log-bin=mysql-bin
 binlog_format=ROW
+expire_logs_days=14
 default-storage-engine=innodb
 innodb_autoinc_lock_mode=2
 
diff --git a/releasenotes/notes/expire-mariadb-bin-logs-c3df2b87460ca807.yaml b/releasenotes/notes/expire-mariadb-bin-logs-c3df2b87460ca807.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..d373a79da3ec18eb7eeb7b2d6af8b6de59583e86
--- /dev/null
+++ b/releasenotes/notes/expire-mariadb-bin-logs-c3df2b87460ca807.yaml
@@ -0,0 +1,3 @@
+---
+features:
+  - Automatically expire MariaDB binary logs after 14 days.