diff --git a/values/drupal/manifests/raw.yaml b/values/drupal/manifests/raw.yaml
index 9ef4f6a1..61bdd712 100644
--- a/values/drupal/manifests/raw.yaml
+++ b/values/drupal/manifests/raw.yaml
@@ -88,6 +88,7 @@ metadata:
     nginx.ingress.kubernetes.io/proxy-read-timeout: "600"
     nginx.ingress.kubernetes.io/proxy-send-timeout: "600"
     nginx.ingress.kubernetes.io/ssl-redirect: "true"
+    nginx.ingress.kubernetes.io/whitelist-source-range: 10.0.0.0/8,172.16.0.0/12,192.168.0.0/16,172.19.255.0/24,100.64.0.0/12
   labels:
     app.kubernetes.io/component: drupal
   name: drupal