diff --git a/charts/argo-events/templates/argo-events-cluster-roles.yaml b/charts/argo-events/templates/argo-events-cluster-roles.yaml
index 878b8520..a0b79f78 100644
--- a/charts/argo-events/templates/argo-events-cluster-roles.yaml
+++ b/charts/argo-events/templates/argo-events-cluster-roles.yaml
@@ -24,20 +24,9 @@ kind: ClusterRole
 metadata:
   name: argo-events-role
 rules:
-  - apiGroups:
-      - apiextensions.k8s.io
-      - apiextensions.k8s.io/v1beta1
-    verbs:
-      - create
-      - delete
-      - deletecollection
-      - get
-      - list
-      - patch
-      - update
-      - watch
-    resources:
-      - customresourcedefinitions
+{{- if .Values.additionalServiceAccountRules }}
+{{ .Values.additionalServiceAccountRules | toYaml | nindent 2}}
+{{- end }}
   - apiGroups:
       - argoproj.io
     verbs:
@@ -58,6 +47,8 @@ rules:
       - gateways/finalizers
       - sensors
       - sensors/finalizers
+      - eventsources
+      - eventsources/finalizers
   - apiGroups:
       - ""
     resources:
@@ -89,9 +80,7 @@ rules:
       - patch
       - delete
   - apiGroups:
-      - "apps/v1"
-      - "apps/v1beta2"
-      - "apps/v1beta1"
+      - "apps"
     resources:
       - deployments
     verbs:
@@ -102,3 +91,4 @@ rules:
       - update
       - patch
       - delete
+