diff --git a/mkstage4.sh b/mkstage4.sh
index ecab985..1392b2f 100755
--- a/mkstage4.sh
+++ b/mkstage4.sh
@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/usr/bin/env bash
+
 # checks if run as root:
 if [ "$(whoami)" != 'root' ]
 then