diff --git a/charts/karpor/Chart.yaml b/charts/karpor/Chart.yaml
index d914292..6034cb8 100644
--- a/charts/karpor/Chart.yaml
+++ b/charts/karpor/Chart.yaml
@@ -3,10 +3,10 @@
 apiVersion: v2
 name: karpor
 # The Chart Version
-version: 0.6.12
+version: 0.6.13
 type: application
 # The Application Version in the Chart
-appVersion: 0.5.4
+appVersion: 0.5.5
 description: A Helm chart for Karpor, a modern kubernetes visualization tool.
 home: https://github.com/KusionStack/karpor
 icon: https://kusionstack.io/karpor/assets/logo/logo.svg
diff --git a/charts/karpor/README.md b/charts/karpor/README.md
index ba84da5..486b75e 100644
--- a/charts/karpor/README.md
+++ b/charts/karpor/README.md
@@ -1,6 +1,6 @@
 # Karpor Chart
 
-![Version: 0.6.12](https://img.shields.io/badge/Version-0.6.12-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.5.4](https://img.shields.io/badge/AppVersion-0.5.4-informational?style=flat-square)  [![Artifact HUB](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/karpor)](https://artifacthub.io/packages/helm/kusionstack/karpor)
+![Version: 0.6.13](https://img.shields.io/badge/Version-0.6.13-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.5.5](https://img.shields.io/badge/AppVersion-0.5.5-informational?style=flat-square)  [![Artifact HUB](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/karpor)](https://artifacthub.io/packages/helm/kusionstack/karpor)
 
 A Helm chart for Karpor, a modern kubernetes visualization tool.
 
@@ -76,8 +76,7 @@ The Karpor Server Component is main backend server. It itself is an `apiserver`,
 | server.port | int | `7443` | Port for karpor server. |
 | server.replicas | int | `1` | The number of karpor server pods to run. |
 | server.resources | object | `{"limits":{"cpu":"500m","ephemeral-storage":"10Gi","memory":"1Gi"},"requests":{"cpu":"250m","ephemeral-storage":"2Gi","memory":"256Mi"}}` | Resource limits and requests for the karpor server pods. |
-| server.serviceType | string | `"ClusterIP"`                                                                                                                                | Service type for the karpor server. The available type values list as ["ClusterIP"、"NodePort"、"LoadBalancer"]. |
-
+| server.serviceType | string | `"ClusterIP"` | Service type for the karpor server. The available type values list as ["ClusterIP"、"NodePort"、"LoadBalancer"]. |
 
 ### Karpor Syncer
 
@@ -114,8 +113,8 @@ The ETCD Component is the storage of Karpor Server as `apiserver`.
 | etcd.image.repo | string | `"quay.io/coreos/etcd"` | Repository for ETCD image. |
 | etcd.image.tag | string | `"v3.5.11"` | Specific tag for ETCD image. |
 | etcd.name | string | `"etcd"` | Component name for ETCD. |
-| etcd.persistence.accessModes[0] | string | `"ReadWriteOnce"` |  |
-| etcd.persistence.size | string | `"10Gi"` |  |
+| etcd.persistence.accessModes | list | `["ReadWriteOnce"]` | Volume access mode, ReadWriteOnce means single node read-write access |
+| etcd.persistence.size | string | `"10Gi"` | Size of etcd persistent volume |
 | etcd.port | int | `2379` | Port for ETCD. |
 | etcd.replicas | int | `1` | The number of etcd pods to run. |
 | etcd.resources | object | `{"limits":{"cpu":"500m","ephemeral-storage":"10Gi","memory":"1Gi"},"requests":{"cpu":"250m","ephemeral-storage":"2Gi","memory":"256Mi"}}` | Resource limits and requests for the karpor etcd pods. |
diff --git a/charts/karpor/values.yaml b/charts/karpor/values.yaml
index 2917bd0..d4fcc47 100644
--- a/charts/karpor/values.yaml
+++ b/charts/karpor/values.yaml
@@ -38,6 +38,7 @@ server:
       cpu: 500m
       memory: 1Gi
       ephemeral-storage: 10Gi
+  # -- Service type for the karpor server. The available type values list as ["ClusterIP"、"NodePort"、"LoadBalancer"].
   serviceType: ClusterIP
 
 # Configuration for Karpor syncer
@@ -113,7 +114,9 @@ etcd:
       ephemeral-storage: 10Gi
   persistence:
     # enabled: true
+    # -- Size of etcd persistent volume
     size: 10Gi
+    # -- Volume access mode, ReadWriteOnce means single node read-write access
     accessModes:
       - ReadWriteOnce
     ## If defined, storageClassName: <storageClass>