--- a/register-p.sh
+++ b/register-p.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Parameters
 # 1 = hostname
--- a/register-q.sh
+++ b/register-q.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Parameters
 # 1 = hostname
