diff --git a/CHANGLOG.md b/CHANGLOG.md
index 6680876b..e0652906 100644
--- a/CHANGLOG.md
+++ b/CHANGLOG.md
@@ -1,3 +1,18 @@
+## v2.1.0 / 2022-11-29
+
+### FEATURES
+
+- Support sending notifications to AWS SMS (#159). @Bennu-Li
+- Support routing notifications to specified tenants (#163). @wanjunlei
+
+### Enhancements
+- Support using the `TZ` environment variable instead of the host path `/etc/localtime` to set the time zone (#148). @ctrought
+- Enhanced notification template supports automatic message selection based on notification language (#160). @wanjunlei
+
+### BUGFIX
+
+- Fixed `Feishu` does not support a short template name (#152). @wanjunlei
+
 ## v2.0.1 / 2022-05-13
 
 ### BUGFIX
diff --git a/README.md b/README.md
index 30d99b76..5d53651a 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/v2.0.1/bundle.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/bundle.yaml
 # Deploy default template:
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.0.1/template.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/template.yaml
 # Deploy built-in language packs.
-kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.0.1/zh-cn.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/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/v2.0.1/notification-manager.tgz
+helm install notification-manager --create-namespace -n kubesphere-monitoring-system https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/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/v2.0.0/notification_manager.yaml
+kubectl apply -f https://github.com/kubesphere/notification-manager/releases/download/v2.1.0/notification_manager.yaml
 ```
 
 ### Configure sender
diff --git a/RELEASE.md b/RELEASE.md
index 5ca452dc..188de9b1 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -12,6 +12,7 @@ This page describes the release process and the currently planned schedule for u
 | 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) |
 
 
 # How to cut a new release
diff --git a/VERSION b/VERSION
index 29ef23ac..852700e1 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-v2.1.0-rc.0
\ No newline at end of file
+v2.1.0
\ No newline at end of file
diff --git a/config/bundle.yaml b/config/bundle.yaml
index 10cb35ca..dd66f398 100644
--- a/config/bundle.yaml
+++ b/config/bundle.yaml
@@ -7878,7 +7878,7 @@ spec:
             fieldRef:
               apiVersion: v1
               fieldPath: metadata.namespace
-        image: kubesphere/notification-manager-operator:v2.1.0-rc.0
+        image: kubesphere/notification-manager-operator:v2.1.0
         imagePullPolicy: Always
         name: notification-manager-operator
         ports:
diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml
index 8f4be516..5b3992ee 100644
--- a/config/manager/kustomization.yaml
+++ b/config/manager/kustomization.yaml
@@ -5,4 +5,4 @@ kind: Kustomization
 images:
 - name: controller
   newName: kubesphere/notification-manager-operator
-  newTag: v2.1.0-rc.0
+  newTag: v2.1.0
diff --git a/helm/Chart.yaml b/helm/Chart.yaml
index 9feaaca4..35621c5c 100644
--- a/helm/Chart.yaml
+++ b/helm/Chart.yaml
@@ -1,5 +1,5 @@
 apiVersion: v1
-appVersion: 1.3.0
+appVersion: 2.1.0
 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: 1.3.0
+version: 2.1.0
diff --git a/helm/values.yaml b/helm/values.yaml
index 4027efe6..7b7b61bb 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-rc.0
+        tag: v2.1.0
         pullPolicy: IfNotPresent
       resources:
         limits:
@@ -44,7 +44,7 @@ operator:
 notificationmanager:
   image:
     repo: kubesphere/notification-manager
-    tag: v2.1.0-rc.0
+    tag: v2.1.0
     pullPolicy: IfNotPresent
   replicas: 1
   resources: