diff --git a/fabtests/scripts/rft_yaml_to_junit_xml b/fabtests/scripts/rft_yaml_to_junit_xml

index feb646366..2d3b3a30c 100755

--- a/fabtests/scripts/rft_yaml_to_junit_xml

+++ b/fabtests/scripts/rft_yaml_to_junit_xml

@@ -1,4 +1,4 @@

-#!/usr/bin/env ruby

+#!/usr/bin/ruby

 # Copyright (c) 2015 Cisco Systems, Inc.  All rights reserved.

 #

diff --git a/fabtests/scripts/runfabtests.sh b/fabtests/scripts/runfabtests.sh

index aba23be6f..73f55d07b 100755

--- a/fabtests/scripts/runfabtests.sh

+++ b/fabtests/scripts/runfabtests.sh

@@ -1,4 +1,4 @@

-#!/usr/bin/env bash

+#!/bin/bash

 #

 # Copyright (c) 2017-2019, Intel Corporation.  All rights reserved.