diff --git a/app/install.sh b/app/install.sh
index a55629a..1bdd313 100755
--- a/app/install.sh
+++ b/app/install.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -o nounset    # error when referencing undefined variable
 set -o errexit    # exit when command fails