diff --git a/CHANGLOG.md b/CHANGLOG.md
index e0652906..0f5eb251 100644
--- a/CHANGLOG.md
+++ b/CHANGLOG.md
@@ -1,3 +1,11 @@
+## v2.2.0 / 2023-01-06
+
+### FEATURES
+
+- Support Wechat bot receiver(#168). @Gentleelephant
+- Support discord receiver(#169). @Gentleelephant
+
+
 ## v2.1.0 / 2022-11-29
 
 ### FEATURES
diff --git a/README.md b/README.md
index 5d53651a..3bb22b95 100644
--- a/README.md
+++ b/README.md
@@ -80,17 +80,17 @@ We assume you already have a Kubernetes cluster (v1.16+). You can install one us
 
 ```shell
 # Deploy CRDs and the Notification Manager Operator:
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/bundle.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.2.0/bundle.yaml
 # Deploy default template:
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/template.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.2.0/template.yaml
 # Deploy built-in language packs.
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/zh-cn.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.2.0/zh-cn.yaml
 ```
 
 #### Install with helm
 
 ```shell
-helm install notification-manager --create-namespace -n kubesphere-monitoring-system https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/notification-manager.tgz
+helm install notification-manager --create-namespace -n kubesphere-monitoring-system https://github.com/kubesphere/notification-manager/releases/download/v2.2.0/notification-manager.tgz
 ```
 
 ### Configure NotificationManager 
@@ -101,7 +101,7 @@ ensures a deployment meeting the resource requirements is running.
 We should create a NotificationManager CR first, skip this when using helm install.
 
 ```shell
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/notification_manager.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.2.0/notification_manager.yaml
 ```
 
 ### Configure sender
diff --git a/RELEASE.md b/RELEASE.md
index 188de9b1..2252cfae 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -4,16 +4,16 @@ This page describes the release process and the currently planned schedule for u
 
 ## Release schedule
 
-| release series | date  (year-month-day) | release shepherd               |
-|----------------|------------------------|--------------------------------|
-| v1.0.0         | 2021-04-22             | leiwanjun (GitHub: @leiwanjun) |
-| v1.2.0         | 2021-07-15             | leiwanjun (GitHub: @leiwanjun) |
-| v1.3.0         | 2021-08-10             | zhu733756 (GitHub: @zhu733756) |
-| v1.4.0         | 2021-10-14             | leiwanjun (GitHub: @leiwanjun) |
-| v2.0.0         | 2022-04-18             | leiwanjun (GitHub: @leiwanjun) |
-| v2.0.1         | 2022-05-13             | leiwanjun (GitHub: @leiwanjun) |
-| v2.1.0         | 2022-11-29             | leiwanjun (GitHub: @leiwanjun) |
-
+| release series | date  (year-month-day) | release shepherd                    |
+|----------------|------------------------|-------------------------------------|
+| v1.0.0         | 2021-04-22             | leiwanjun (GitHub: @leiwanjun)      |
+| v1.2.0         | 2021-07-15             | leiwanjun (GitHub: @leiwanjun)      |
+| v1.3.0         | 2021-08-10             | zhu733756 (GitHub: @zhu733756)      |
+| v1.4.0         | 2021-10-14             | leiwanjun (GitHub: @leiwanjun)      |
+| v2.0.0         | 2022-04-18             | leiwanjun (GitHub: @leiwanjun)      |
+| v2.0.1         | 2022-05-13             | leiwanjun (GitHub: @leiwanjun)      |
+| v2.1.0         | 2022-11-29             | leiwanjun (GitHub: @leiwanjun)      |
+| v2.2.0         | 2023-01-06             | Gentleelephant (GitHub: @Gentleelephant) |
 
 # How to cut a new release
 
diff --git a/helm/Chart.yaml b/helm/Chart.yaml
index 35621c5c..0bcba809 100644
--- a/helm/Chart.yaml
+++ b/helm/Chart.yaml
@@ -1,5 +1,5 @@
 apiVersion: v1
-appVersion: 2.1.0
+appVersion: 2.2.0
 description: Notification Manager manages notifications in multi-tenant K8s environment. It receives alerts or notifications from different senders and then send notifications to various tenant receivers based on alerts/notifications' tenant label like "namespace". 
 name: notification-manager
-version: 2.1.0
+version: 2.2.0
diff --git a/helm/values.yaml b/helm/values.yaml
index 7b7b61bb..40e5b1b6 100644
--- a/helm/values.yaml
+++ b/helm/values.yaml
@@ -26,7 +26,7 @@ operator:
     operator:
       image:
         repo: kubesphere/notification-manager-operator
-        tag: v2.1.0
+        tag: v2.2.0
         pullPolicy: IfNotPresent
       resources:
         limits:
@@ -44,7 +44,7 @@ operator:
 notificationmanager:
   image:
     repo: kubesphere/notification-manager
-    tag: v2.1.0
+    tag: v2.2.0
     pullPolicy: IfNotPresent
   replicas: 1
   resources: