diff --git a/helm/values.yaml b/helm/values.yaml
index 4935329f..8d4aab07 100644
--- a/helm/values.yaml
+++ b/helm/values.yaml
@@ -43,9 +43,11 @@ services:
       rttys:
         servicePort: 5912
         targetPort: 5912
+        protocol: TCP
       rttys-view:
         servicePort: 5913
         targetPort: 5913
+        protocol: TCP
   radius:
     type: ClusterIP
     ports: