diff --git a/bootstrap b/bootstrap
index e4974676..a71a2b0c 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ "${BASH_VERSINFO[0]}" -lt 4 ]; then
     echo "Your BASH shell version (${BASH_VERSION}) is too old." >&2