diff --git a/incubator/opentelemetry-operator/Chart.yaml b/incubator/opentelemetry-operator/Chart.yaml
index 0b1ed74..ded71a6 100644
--- a/incubator/opentelemetry-operator/Chart.yaml
+++ b/incubator/opentelemetry-operator/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: tencent-opentelemetry-operator
-version: 0.86.0
+version: 0.87.0
 description: OpenTelemetry Operator Helm chart for Kubernetes
 type: application
 home: https://opentelemetry.io/
@@ -9,5 +9,5 @@ sources:
 maintainers:
   - name: erichchen
 icon: https://cloudcache.tencent-cloud.com/qcloud/ui/static/Industry_tke/80444e53-c142-4896-bc8a-ef4ecf75c682.png
-appVersion: 0.86.0
+appVersion: 0.87.0
 kubeVersion: '>= 1.19.0-0'
diff --git a/incubator/opentelemetry-operator/templates/admission-webhooks/operator-webhook.yaml b/incubator/opentelemetry-operator/templates/admission-webhooks/operator-webhook.yaml
index 815d0bb..1f0b2a3 100644
--- a/incubator/opentelemetry-operator/templates/admission-webhooks/operator-webhook.yaml
+++ b/incubator/opentelemetry-operator/templates/admission-webhooks/operator-webhook.yaml
@@ -143,8 +143,6 @@ webhooks:
 apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
-  annotations:
-    cert-manager.io/inject-ca-from: {{ printf "%s/%s-serving-cert" .Release.Namespace (include "opentelemetry-operator.fullname" .) }}
   labels:
     {{- include "opentelemetry-operator.labels" . | nindent 4 }}
     app.kubernetes.io/component: webhook
diff --git a/incubator/opentelemetry-operator/values.yaml b/incubator/opentelemetry-operator/values.yaml
index 85e8f37..fd4b2c0 100644
--- a/incubator/opentelemetry-operator/values.yaml
+++ b/incubator/opentelemetry-operator/values.yaml
@@ -182,7 +182,7 @@ kubeRBACProxy:
 admissionWebhooks:
   create: true
   failurePolicy: Fail
-  secretName: ""
+  secretName: "tencent-opentelemetry-operator-webhook-service-cert"
 
   ## Defines the sidecar injection logic in Pods.
   ## - Ignore, the injection is fail-open. The pod will be created, but the sidecar won't be injected.