--- bin/setup.orig      2019-01-23 22:40:01.975417000 +0000
+++ bin/setup   2019-01-23 22:40:10.578741000 +0000
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 set -euo pipefail
 IFS=$'\n\t'