diff --git a/charts/maas/templates/service-region.yaml b/charts/maas/templates/service-region.yaml
index 6361935..85a2c27 100644
--- a/charts/maas/templates/service-region.yaml
+++ b/charts/maas/templates/service-region.yaml
@@ -37,6 +37,7 @@ spec:
     - name: region-dns
       port: 53
       targetPort: 53
+      protocol: "UDP"
   selector:
 {{ tuple $envAll "maas" "region" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
   {{ if or .Values.network.region_proxy.node_port.enabled .Values.network.region_api.node_port.enabled }}