diff --git a/stable/prometheus-adapter/Chart.yaml b/stable/prometheus-adapter/Chart.yaml
index 7c0344259a..b683595d55 100644
--- a/stable/prometheus-adapter/Chart.yaml
+++ b/stable/prometheus-adapter/Chart.yaml
@@ -1,5 +1,5 @@
 name: prometheus-adapter
-version: v0.1.2
+version: v0.2.0
 appVersion: v0.2.1
 description: A Helm chart for k8s prometheus adapter
 home: https://github.com/DirectXMan12/k8s-prometheus-adapter
diff --git a/stable/prometheus-adapter/templates/custom-metrics-apiserver-deployment.yaml b/stable/prometheus-adapter/templates/custom-metrics-apiserver-deployment.yaml
index e1f0bb09ac..9ac2d8e0ad 100644
--- a/stable/prometheus-adapter/templates/custom-metrics-apiserver-deployment.yaml
+++ b/stable/prometheus-adapter/templates/custom-metrics-apiserver-deployment.yaml
@@ -21,6 +21,8 @@ spec:
         release: {{ .Release.Name }}
         heritage: {{ .Release.Service }}
       name: {{ template "k8s-prometheus-adapter.name" . }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/custom-metrics-configmap.yaml") . | sha256sum }}
     spec:
       securityContext:
         allowPrivilegeEscalation: false