chart: ingress-nginx update version
diff --git a/charts/ingress-nginx/templates/controller-service-metrics.yaml b/charts/ingress-nginx/templates/controller-service-metrics.yaml
index 1b69019..b178401 100644
--- a/charts/ingress-nginx/templates/controller-service-metrics.yaml
+++ b/charts/ingress-nginx/templates/controller-service-metrics.yaml
@@ -31,9 +31,10 @@
   externalTrafficPolicy: {{ .Values.controller.metrics.service.externalTrafficPolicy }}
 {{- end }}
   ports:
-    - name: metrics
+    - name: {{ .Values.controller.metrics.portName }}
       port: {{ .Values.controller.metrics.service.servicePort }}
-      targetPort: metrics
+      protocol: TCP
+      targetPort: {{ .Values.controller.metrics.portName }}
     {{- $setNodePorts := (or (eq .Values.controller.metrics.service.type "NodePort") (eq .Values.controller.metrics.service.type "LoadBalancer")) }}
     {{- if (and $setNodePorts (not (empty .Values.controller.metrics.service.nodePort))) }}
       nodePort: {{ .Values.controller.metrics.service.nodePort }}