diff --git a/bin/ensure-config.sh b/bin/ensure-config.sh
index 45c80ba..2166fdf 100755
--- a/bin/ensure-config.sh
+++ b/bin/ensure-config.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 
 SYSTEM=$(uname -s | tr 'A-Z' 'a-z')