diff --git a/config.sh.example b/config.sh.example
index 40ac854..471339c 100644
--- a/config.sh.example
+++ b/config.sh.example
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 ########################################################
 # This is the main config file for letsencrypt.sh      #
diff --git a/hook.sh.example b/hook.sh.example
index 8e8d564..6aee5f1 100644
--- a/hook.sh.example
+++ b/hook.sh.example
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 function deploy_challenge {
     local DOMAIN="${1}" TOKEN_FILENAME="${2}" TOKEN_VALUE="${3}"
diff --git a/test.sh b/test.sh
index 3e23f06..c673372 100755
--- a/test.sh
+++ b/test.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Fail early
 set -eu -o pipefail