diff --git a/xCAT-genesis-scripts/usr/bin/bmcsetup b/xCAT-genesis-scripts/usr/bin/bmcsetup
index 84b9bac3ed..322c3bea1d 100755
--- a/xCAT-genesis-scripts/usr/bin/bmcsetup
+++ b/xCAT-genesis-scripts/usr/bin/bmcsetup
@@ -1,3 +1,4 @@
+#!/bin/sh
 # IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
 # Lenovo (c) 2016
 #
diff --git a/xCAT/postscripts/setupesx b/xCAT/postscripts/setupesx
index 81b94f4d0b..6a8a49d2ab 100755
--- a/xCAT/postscripts/setupesx
+++ b/xCAT/postscripts/setupesx
@@ -1,3 +1,4 @@
+#!/bin/sh
 # esx setup
 # example on how to set up ESX.  We setup ssh and also add a basic
 # VLAN configuration
diff --git a/xCAT/postscripts/xcatpostinit.service b/xCAT/postscripts/xcatpostinit.service
old mode 100755
new mode 100644