diff --git a/petrified b/petrified
index def24f3..f5ff1ee 100755
--- a/petrified
+++ b/petrified
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 ## petrified - bash client to update dynamic DNS at freedns.afraid.org
 ## Copyright (c) 2015 Troy Engel