diff --git a/content/ja/examples/application/mysql/mysql-configmap.yaml b/content/ja/examples/application/mysql/mysql-configmap.yaml
index 6aa5bfe4e5..519334bc82 100644
--- a/content/ja/examples/application/mysql/mysql-configmap.yaml
+++ b/content/ja/examples/application/mysql/mysql-configmap.yaml
@@ -9,10 +9,8 @@ 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