diff --git a/tc0_utils.sh b/tc0_utils.sh
index 7fe37e1..895ec87 100644
--- a/tc0_utils.sh
+++ b/tc0_utils.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2020, Arm Limited. All rights reserved.
 #