diff --git a/charts/test-guide/Chart.yaml b/charts/test-guide/Chart.yaml
index bdc9977..178a682 100644
--- a/charts/test-guide/Chart.yaml
+++ b/charts/test-guide/Chart.yaml
@@ -1,5 +1,5 @@
 apiVersion: v2
-version: 0.8.0
+version: 0.9.0
 type: application
 name: test-guide
 description: test.guide is a database application for the overview, analysis and follow-up processing of test procedures, which has been specially developed for use in the automotive sector.
diff --git a/charts/test-guide/templates/ingress.yaml b/charts/test-guide/templates/ingress.yaml
index 5b418ab..201cc2b 100644
--- a/charts/test-guide/templates/ingress.yaml
+++ b/charts/test-guide/templates/ingress.yaml
@@ -19,6 +19,9 @@ metadata:
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
+  {{- if .Values.ingress.ingressClassName }}
+  ingressClassName: {{ .Values.ingress.ingressClassName }}
+  {{- end }}
   {{- if .Values.ingress.tls }}
   tls:
     {{- range .Values.ingress.tls }}
diff --git a/charts/test-guide/values.yaml b/charts/test-guide/values.yaml
index 68064bd..20e7faf 100644
--- a/charts/test-guide/values.yaml
+++ b/charts/test-guide/values.yaml
@@ -105,7 +105,7 @@ env: []
 ingress:
   enabled: false
   annotations: {}
-  # kubernetes.io/ingress.class: nginx
+  # ingressClassName: nginx
   # kubernetes.io/tls-acme: "true"
   hosts:
     - host: ""