diff --git a/mysql-wordpress-pd/mysql-deployment.yaml b/mysql-wordpress-pd/mysql-deployment.yaml
index 4344cea5..122021ce 100644
--- a/mysql-wordpress-pd/mysql-deployment.yaml
+++ b/mysql-wordpress-pd/mysql-deployment.yaml
@@ -25,7 +25,7 @@ spec:
     requests:
       storage: 20Gi
 ---
-apiVersion: apps/v1  for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
+apiVersion: apps/v1 # for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
 kind: Deployment
 metadata:
   name: wordpress-mysql