diff --git a/charts/cert-manager-webhook-dnsimple/templates/rbac.yaml b/charts/cert-manager-webhook-dnsimple/templates/rbac.yaml
index 2636769..682bbb6 100644
--- a/charts/cert-manager-webhook-dnsimple/templates/rbac.yaml
+++ b/charts/cert-manager-webhook-dnsimple/templates/rbac.yaml
@@ -70,7 +70,7 @@ rules:
     verbs:
       - 'create'
 ---
-apiVersion: {{ $RBACAPIVersion }}
+apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
 metadata:
   name: {{ include "dnsimple-webhook.fullname" . }}:domain-solver