use "/usr/bin/env bash" instead of "/bin/bash"

diff --git a/letsencrypt.sh b/letsencrypt.sh
index 354c4783ec2463c6077c72ceec2a0b9de57b3b86..f1e314c53f52f9293b8e3ef1ed2311f377e1c2ea 100755 (executable)
--- a/letsencrypt.sh
+++ b/letsencrypt.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -u