diff --git a/examples/front-proxy/start_service.sh b/examples/front-proxy/start_service.sh
index 7a0ca710c225..cc529bcf2b15 100644
--- a/examples/front-proxy/start_service.sh
+++ b/examples/front-proxy/start_service.sh
@@ -1,3 +1,3 @@
-#!/usr/bin/env bash
+#!/bin/sh
 python3 /code/service.py &
-envoy -c /etc/service-envoy.yaml --service-cluster service${SERVICE_NAME}
+envoy -c /etc/service-envoy.yaml --service-cluster service${SERVICE_NAME}
\ No newline at end of file