diff --git a/content/en/examples/application/mysql/mysql-configmap.yaml b/content/en/examples/application/mysql/mysql-configmap.yaml
index 519334bc82..6aa5bfe4e5 100644
--- a/content/en/examples/application/mysql/mysql-configmap.yaml
+++ b/content/en/examples/application/mysql/mysql-configmap.yaml
@@ -9,8 +9,10 @@ data:
     # Apply this config only on the primary.
     [mysqld]
     log-bin
+    datadir=/var/lib/mysql/mysql
   replica.cnf: |
     # Apply this config only on replicas.
     [mysqld]
     super-read-only
+    datadir=/var/lib/mysql/mysql