diff --git a/charts/oauth2-proxy/Chart.yaml b/charts/oauth2-proxy/Chart.yaml
index 2adc208e..033a9561 100644
--- a/charts/oauth2-proxy/Chart.yaml
+++ b/charts/oauth2-proxy/Chart.yaml
@@ -1,5 +1,5 @@
 name: oauth2-proxy
-version: 4.3.0
+version: 4.4.0
 apiVersion: v1
 appVersion: 5.1.0
 home: https://oauth2-proxy.github.io/oauth2-proxy/
diff --git a/charts/oauth2-proxy/README.md b/charts/oauth2-proxy/README.md
index 21433b63..1463a6c2 100644
--- a/charts/oauth2-proxy/README.md
+++ b/charts/oauth2-proxy/README.md
@@ -87,6 +87,7 @@ Parameter | Description | Default
 `image.tag` | Image tag | `v5.1.0`
 `imagePullSecrets` | Specify image pull secrets | `nil` (does not add image pull secrets to deployed pods)
 `ingress.enabled` | Enable Ingress | `false`
+`ingress.ingressClassName` | Set ingressClassName | `nil`
 `ingress.path` | Ingress accepted path | `/`
 `ingress.extraPaths` | Ingress extra paths to prepend to every host configuration. Useful when configuring [custom actions with AWS ALB Ingress Controller](https://kubernetes-sigs.github.io/aws-alb-ingress-controller/guide/ingress/annotation/#actions). | `[]`
 `ingress.annotations` | Ingress annotations | `nil`
diff --git a/charts/oauth2-proxy/templates/ingress.yaml b/charts/oauth2-proxy/templates/ingress.yaml
index 31628d03..2d25aadc 100644
--- a/charts/oauth2-proxy/templates/ingress.yaml
+++ b/charts/oauth2-proxy/templates/ingress.yaml
@@ -21,6 +21,11 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+  {{- if .Capabilities.APIVersions.Has "networking.k8s.io/v1" -}}
+  {{- if .Values.ingress.ingressClassName }}
+  ingressClassName: {{ .Values.ingress.ingressClassName }}
+  {{- end }}
+  {{- end }}
   rules:
     {{- range $host := .Values.ingress.hosts }}
     - host: {{ $host | quote }}
diff --git a/charts/oauth2-proxy/values.yaml b/charts/oauth2-proxy/values.yaml
index 8a03a2d1..d81ed1bf 100644
--- a/charts/oauth2-proxy/values.yaml
+++ b/charts/oauth2-proxy/values.yaml
@@ -99,6 +99,8 @@ ingress:
     # - secretName: chart-example-tls
     #   hosts:
     #     - chart-example.local
+  # Define the ingressClassName
+  # ingressClassName: nginx
 
 resources: {}
   # limits: