diff --git a/stable/ambassador/Chart.yaml b/stable/ambassador/Chart.yaml
index 8e2fc001ec..cade52d30c 100644
--- a/stable/ambassador/Chart.yaml
+++ b/stable/ambassador/Chart.yaml
@@ -1,8 +1,8 @@
 apiVersion: v1
-appVersion: 0.72.0
+appVersion: 0.73.0
 description: A Helm chart for Datawire Ambassador
 name: ambassador
-version: 2.12.3
+version: 2.12.4
 icon: https://www.getambassador.io/images/logo.png
 home: https://www.getambassador.io/
 sources:
diff --git a/stable/ambassador/templates/rbac.yaml b/stable/ambassador/templates/rbac.yaml
index 9a86862ffe..2a1201d2ff 100644
--- a/stable/ambassador/templates/rbac.yaml
+++ b/stable/ambassador/templates/rbac.yaml
@@ -29,6 +29,9 @@ rules:
   - apiGroups: [ "apiextensions.k8s.io" ]
     resources: [ "customresourcedefinitions" ]
     verbs: ["get", "list", "watch"]
+  - apiGroups: [ "networking.internal.knative.dev"]
+    resources: [ "clusteringresses" ]
+    verbs: ["get", "list", "watch"]
   {{- if .Values.pro.enabled }}
   - apiGroups: [""]
     resources: [ "secrets" ]
diff --git a/stable/ambassador/values.yaml b/stable/ambassador/values.yaml
index 2c5aa7cacf..21daea496b 100644
--- a/stable/ambassador/values.yaml
+++ b/stable/ambassador/values.yaml
@@ -47,7 +47,7 @@ securityContext:
 
 image:
   repository: quay.io/datawire/ambassador
-  tag: 0.72.0
+  tag: 0.73.0
   pullPolicy: IfNotPresent
 
 nameOverride: ""