diff --git a/deployment/mutatingwebhook.yaml b/deployment/mutatingwebhook.yaml
index 8876b79..2144bcb 100644
--- a/deployment/mutatingwebhook.yaml
+++ b/deployment/mutatingwebhook.yaml
@@ -1,4 +1,4 @@
-apiVersion: admissionregistration.k8s.io/v1beta1
+apiVersion: admissionregistration.k8s.io/v1
 kind: MutatingWebhookConfiguration
 metadata:
   name: mutating-gtoken-webhook-cfg