diff --git a/script/make_stress_test_image.sh b/script/make_stress_test_image.sh
index 5defc9f..52b99f2 100755
--- a/script/make_stress_test_image.sh
+++ b/script/make_stress_test_image.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #