diff --git a/vertical-pod-autoscaler/pkg/admission-controller/config.go b/vertical-pod-autoscaler/pkg/admission-controller/config.go
index c1f88ae5d70..aa9e95f74a6 100644
--- a/vertical-pod-autoscaler/pkg/admission-controller/config.go
+++ b/vertical-pod-autoscaler/pkg/admission-controller/config.go
@@ -82,7 +82,7 @@ func configTLS(clientset *kubernetes.Clientset, serverCert, serverKey []byte) *t
 
 // register this webhook admission controller with the kube-apiserver
 // by creating MutatingWebhookConfiguration.
-func selfRegistration(clientset *kubernetes.Clientset, caCert []byte, namespace *string) {
+func selfRegistration(clientset *kubernetes.Clientset, caCert []byte, namespace *string, webhookHostName *string) {
 	time.Sleep(10 * time.Second)
 	client := clientset.AdmissionregistrationV1beta1().MutatingWebhookConfigurations()
 	_, err := client.Get(webhookConfigName, metav1.GetOptions{})
@@ -116,6 +116,7 @@ func selfRegistration(clientset *kubernetes.Clientset, caCert []byte, namespace
 						},
 					}},
 				ClientConfig: v1beta1.WebhookClientConfig{
+					URL: webhookHostName,
 					Service: &v1beta1.ServiceReference{
 						Namespace: *namespace,
 						Name:      "vpa-webhook",
diff --git a/vertical-pod-autoscaler/pkg/admission-controller/main.go b/vertical-pod-autoscaler/pkg/admission-controller/main.go
index d244cf60edf..95eafbe71e5 100644
--- a/vertical-pod-autoscaler/pkg/admission-controller/main.go
+++ b/vertical-pod-autoscaler/pkg/admission-controller/main.go
@@ -41,8 +41,10 @@ var (
 		tlsPrivateKey: flag.String("tls-private-key", "/etc/tls-certs/serverKey.pem", "Path to server certificate key PEM file."),
 	}
 
-	address   = flag.String("address", ":8944", "The address to expose Prometheus metrics.")
-	namespace = os.Getenv("NAMESPACE")
+	address         = flag.String("address", ":8944", "The address to expose Prometheus metrics.")
+	namespace       = os.Getenv("NAMESPACE")
+	webhookHostName = flag.String("webhookHostName", "", "path for admission controller.Blank for default")
+	serverPort      = flag.String("Server Port", "", "Server Port for Webhook")
 )
 
 func newReadyVPALister(stopChannel <-chan struct{}) vpa_lister.VerticalPodAutoscalerLister {
@@ -75,6 +77,6 @@ func main() {
 		Addr:      ":8000",
 		TLSConfig: configTLS(clientset, certs.serverCert, certs.serverKey),
 	}
-	go selfRegistration(clientset, certs.caCert, &namespace)
+	go selfRegistration(clientset, certs.caCert, &namespace, webhookHostName)
 	server.ListenAndServeTLS("", "")
 }