diff --git a/RELEASE.md b/RELEASE.md
index 028887b85..9030868f5 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,6 +1,6 @@
 # Release Note 🍻
 
-EMQX Operator 2.2.1-rc.5 is released.
+EMQX Operator 2.2.1 is released.
 
 ## Supported version
 + apps.emqx.io/v2beta1
@@ -33,7 +33,7 @@ EMQX Operator 2.2.1-rc.5 is released.
 
   + Fix the issue where EMQX customer resource status is still `Ready` when deleting a Pod.
 
-  + Fix the issue where the Pod cannot be ready when the EMQX custom resource has the labelsync_pods_suite_test.go:230s from third-party settings.
+  + Fix the issue where the Pod cannot be ready when the EMQX custom resource has the labels from third-party settings.
 
 ## How to install/upgrade EMQX Operator 💡
 
@@ -45,7 +45,7 @@ helm repo update
 helm upgrade --install emqx-operator emqx/emqx-operator \
   --namespace emqx-operator-system \
   --create-namespace \
-  --version 2.2.1-rc.5
+  --version 2.2.1
 kubectl wait --for=condition=Ready pods -l "control-plane=controller-manager" -n emqx-operator-system
 ```
 
diff --git a/deploy/charts/emqx-operator/Chart.yaml b/deploy/charts/emqx-operator/Chart.yaml
index dddd5803a..36eeecbbe 100644
--- a/deploy/charts/emqx-operator/Chart.yaml
+++ b/deploy/charts/emqx-operator/Chart.yaml
@@ -15,9 +15,9 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 2.2.1-rc.5
+version: 2.2.1
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
-appVersion: 2.2.1-rc.5
+appVersion: 2.2.1