diff --git a/charts/mailproxy/v0.1.0/templates/nginx-service.yaml b/charts/mailproxy/v0.1.0/templates/nginx-service.yaml
index c5bdf6e..7153b7a 100644
--- a/charts/mailproxy/v0.1.0/templates/nginx-service.yaml
+++ b/charts/mailproxy/v0.1.0/templates/nginx-service.yaml
@@ -13,5 +13,6 @@ spec:
       protocol: {{ $port.protocol }}
       name: {{ $port.name }}
   {{- end }}
+  externalTrafficPolicy: {{ .Values.nginx.service.externalTrafficPolicy }}
   selector:
     {{- include "mailproxy.nginx.selectorLabels" . | nindent 4 }}