diff --git a/script/scratch_scripts/delete_old_workspaces.sh b/script/scratch_scripts/delete_old_workspaces.sh
index d34873e..c5d2b95 100755
--- a/script/scratch_scripts/delete_old_workspaces.sh
+++ b/script/scratch_scripts/delete_old_workspaces.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/deploy_scratch.sh b/script/scratch_scripts/deploy_scratch.sh
index 0c39ab8..cfe612c 100755
--- a/script/scratch_scripts/deploy_scratch.sh
+++ b/script/scratch_scripts/deploy_scratch.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/fast-forward-master.sh b/script/scratch_scripts/fast-forward-master.sh
index 176712d..a05c8f0 100755
--- a/script/scratch_scripts/fast-forward-master.sh
+++ b/script/scratch_scripts/fast-forward-master.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2020, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone.sh b/script/scratch_scripts/initial_clone.sh
index 3f96e36..b8166f2 100755
--- a/script/scratch_scripts/initial_clone.sh
+++ b/script/scratch_scripts/initial_clone.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone_temp.sh b/script/scratch_scripts/initial_clone_temp.sh
index b0858bf..25ad576 100755
--- a/script/scratch_scripts/initial_clone_temp.sh
+++ b/script/scratch_scripts/initial_clone_temp.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone_v2.5.sh b/script/scratch_scripts/initial_clone_v2.5.sh
index 7c112d2..d7ed3f4 100755
--- a/script/scratch_scripts/initial_clone_v2.5.sh
+++ b/script/scratch_scripts/initial_clone_v2.5.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone_v2.6.sh b/script/scratch_scripts/initial_clone_v2.6.sh
index a7cb826..ebcfbd2 100755
--- a/script/scratch_scripts/initial_clone_v2.6.sh
+++ b/script/scratch_scripts/initial_clone_v2.6.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone_v2.sh b/script/scratch_scripts/initial_clone_v2.sh
index 29e996d..0036eae 100755
--- a/script/scratch_scripts/initial_clone_v2.sh
+++ b/script/scratch_scripts/initial_clone_v2.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/initial_clone_v3.sh b/script/scratch_scripts/initial_clone_v3.sh
index 5f4e3fc..a1f9e59 100755
--- a/script/scratch_scripts/initial_clone_v3.sh
+++ b/script/scratch_scripts/initial_clone_v3.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/post_build_setup.sh b/script/scratch_scripts/post_build_setup.sh
index 02741b3..1790b8c 100644
--- a/script/scratch_scripts/post_build_setup.sh
+++ b/script/scratch_scripts/post_build_setup.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #
diff --git a/script/scratch_scripts/post_build_setup_v2.sh b/script/scratch_scripts/post_build_setup_v2.sh
index 9bf719a..2fd9dbe 100644
--- a/script/scratch_scripts/post_build_setup_v2.sh
+++ b/script/scratch_scripts/post_build_setup_v2.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2019, Arm Limited. All rights reserved.
 #