diff --git a/helm/istio/values.yaml b/helm/istio/values.yaml
index 097c34a..0d1e80c 100644
--- a/helm/istio/values.yaml
+++ b/helm/istio/values.yaml
@@ -14,12 +14,12 @@ gateway:
       targetPort: 15021
       nodePort: 31021
     - name: http2
-      protocol: HTTP
+      protocol: TCP
       port: 80
       targetPort: 80
       nodePort: 30080
     - name: https
-      protocol: HTTPS
+      protocol: TCP
       port: 443
       targetPort: 443
       nodePort: 30443
\ No newline at end of file