diff --git a/cluster/addons/fluentd-elasticsearch/kibana-image/run.sh b/cluster/addons/fluentd-elasticsearch/kibana-image/run.sh
index 625c5d99431..0d52deecc4a 100755
--- a/cluster/addons/fluentd-elasticsearch/kibana-image/run.sh
+++ b/cluster/addons/fluentd-elasticsearch/kibana-image/run.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Copyright 2015 The Kubernetes Authors.
 #