diff --git a/stable/postgresql/Chart.yaml b/stable/postgresql/Chart.yaml
index c49ff3ae90..dc9074705c 100644
--- a/stable/postgresql/Chart.yaml
+++ b/stable/postgresql/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v1
 name: postgresql
-version: 7.0.0
+version: 7.0.1
 appVersion: 11.5.0
 description: Chart for PostgreSQL, an object-relational database management system (ORDBMS) with an emphasis on extensibility and on standards-compliance.
 keywords:
diff --git a/stable/postgresql/README.md b/stable/postgresql/README.md
index de3cd3708c..e6621b4358 100644
--- a/stable/postgresql/README.md
+++ b/stable/postgresql/README.md
@@ -327,6 +327,8 @@ The [Bitnami PostgreSQL](https://github.com/bitnami/bitnami-docker-postgresql) i
 Persistent Volume Claims are used to keep the data across deployments. This is known to work in GCE, AWS, and minikube.
 See the [Parameters](#parameters) section to configure the PVC or to disable persistence.
 
+If you already have data in it, you will fail to sync to standby nodes for all commits, details can refer to [code](https://github.com/bitnami/bitnami-docker-postgresql/blob/8725fe1d7d30ebe8d9a16e9175d05f7ad9260c93/9.6/debian-9/rootfs/libpostgresql.sh#L518-L556). If you need to use those data, please covert them to sql and import after `helm install` finished.
+
 ## NetworkPolicy
 
 To enable network policy for PostgreSQL, install [a networking plugin that implements the Kubernetes NetworkPolicy spec](https://kubernetes.io/docs/tasks/administer-cluster/declare-network-policy#before-you-begin), and set `networkPolicy.enabled` to `true`.