diff --git a/charts/openrefine/Chart.yaml b/charts/openrefine/Chart.yaml
index 89c6e980..537b5080 100644
--- a/charts/openrefine/Chart.yaml
+++ b/charts/openrefine/Chart.yaml
@@ -22,7 +22,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 3.2.0
+version: 3.3.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/charts/openrefine/templates/ingress.yaml b/charts/openrefine/templates/ingress.yaml
index 49660a58..7b9a2014 100644
--- a/charts/openrefine/templates/ingress.yaml
+++ b/charts/openrefine/templates/ingress.yaml
@@ -10,6 +10,7 @@ metadata:
   annotations:
     {{- include "library-chart.ingress.annotations" . | nindent 4 }}
 spec:
+  ingressClassName: {{ .Values.ingress.ingressClassName | quote }}
 {{- if .Values.ingress.tls }}
   tls:
     - hosts:
diff --git a/charts/openrefine/values.schema.json b/charts/openrefine/values.schema.json
index 7215d019..ee9c6cdd 100644
--- a/charts/openrefine/values.schema.json
+++ b/charts/openrefine/values.schema.json
@@ -178,6 +178,20 @@
                       "hidden": true,
                       "overwriteDefaultWith": "{{project.id}}-{{k8s.randomSubdomain}}.{{k8s.domain}}"
                   }
+              },
+              "ingressClassName": {
+                  "type": "string",
+                  "form": true,
+                  "title": "ingressClassName",
+                  "default": "",
+                  "x-form": {
+                      "hidden": true,
+                      "value": "{{k8s.ingressClassName}}"
+                  },
+                  "x-onyxia": {
+                      "hidden": true,
+                      "overwriteDefaultWith": "{{k8s.ingressClassName}}"
+                  }
               }
           }
       }
diff --git a/charts/openrefine/values.yaml b/charts/openrefine/values.yaml
index 8aea1e9b..05f3b723 100644
--- a/charts/openrefine/values.yaml
+++ b/charts/openrefine/values.yaml
@@ -71,8 +71,8 @@ networking:
 ingress:
   enabled: true
   tls: true
-  annotations:
-    kubernetes.io/ingress.class: nginx
+  ingressClassName: ""
+  annotations: []
     # kubernetes.io/tls-acme: "true"
   hostname: chart-example.local
   #  - secretName: chart-example-tls