diff --git a/run_config/fvp-spm.optee b/run_config/fvp-spm.optee
index b5d12fb..520313c 100644
--- a/run_config/fvp-spm.optee
+++ b/run_config/fvp-spm.optee
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2020, Arm Limited. All rights reserved.
 #