diff --git a/charts/argo/Chart.yaml b/charts/argo/Chart.yaml
index 38d5718d..e985a33e 100644
--- a/charts/argo/Chart.yaml
+++ b/charts/argo/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v2.12.5
 description: A Helm chart for Argo Workflows
 name: argo
-version: 0.16.5
+version: 0.16.6
 icon: https://raw.githubusercontent.com/argoproj/argo/master/docs/assets/argo.png
 home: https://github.com/argoproj/argo-helm
 maintainers:
diff --git a/charts/argo/templates/workflow-aggregate-roles.yaml b/charts/argo/templates/workflow-aggregate-roles.yaml
index fd0526ac..b89e7b13 100644
--- a/charts/argo/templates/workflow-aggregate-roles.yaml
+++ b/charts/argo/templates/workflow-aggregate-roles.yaml
@@ -1,4 +1,5 @@
 {{- if .Values.createAggregateRoles }}
+apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
   annotations: