diff --git a/charts/localdev/README.md.gotmpl b/charts/localdev/README.md.gotmpl
index f56f857b8..f8b773d10 100644
--- a/charts/localdev/README.md.gotmpl
+++ b/charts/localdev/README.md.gotmpl
@@ -2,7 +2,7 @@
 
 {{ template "chart.versionBadge" . }}{{ template "chart.typeBadge" . }}
 
-This umbrella chart installs the helm charts of the [CX Portal](https://github.com/eclipse-tractusx/portal-cd/blob/portal-1.6.0/charts/portal/README.md) and of the CX IAM Keycloak instances ([centralidp](https://github.com/eclipse-tractusx/portal-iam/blob/centralidp-1.2.0/charts/centralidp/README.md) and [sharedidp](https://github.com/eclipse-tractusx/portal-iam/blob/sharedidp-1.2.0/charts/sharedidp/README.md)).
+This umbrella chart installs the helm charts of the [CX Portal](https://github.com/eclipse-tractusx/portal-cd/blob/portal-1.6.0/charts/portal/README.md) and of the [CX IAM](https://github.com/eclipse-tractusx/portal-iam) Keycloak instances ([centralidp](https://github.com/eclipse-tractusx/portal-iam/blob/centralidp-1.2.0/charts/centralidp/README.md) and [sharedidp](https://github.com/eclipse-tractusx/portal-iam/blob/sharedidp-1.2.0/charts/sharedidp/README.md)).
 
 This chart also sets up a [pgadmin4](https://artifacthub.io/packages/helm/runix/pgadmin4) instance for easy access to the deployed Postgres databases which are only available from within the Kubernetes cluster.
 
diff --git a/charts/portal/values.yaml b/charts/portal/values.yaml
index 35f3de7af..c7eb30a7d 100644
--- a/charts/portal/values.yaml
+++ b/charts/portal/values.yaml
@@ -56,7 +56,7 @@ frontend:
   # -- Portal frontend ingress parameters,
     # enable ingress record generation for portal frontend.
     enabled: false
-    ingressClassName: "nginx"
+    className: "nginx"
     annotations:
       nginx.ingress.kubernetes.io/rewrite-target: "/$1"
       nginx.ingress.kubernetes.io/use-regex: "true"
@@ -143,6 +143,7 @@ backend:
     # enable ingress record generation for portal-backend.
     enabled: false
     name: "portal-backend"
+    className: "nginx"
     annotations:
       nginx.ingress.kubernetes.io/use-regex: "true"
       nginx.ingress.kubernetes.io/enable-cors: "true"