diff --git a/.ci/filter/filter_docker_test.sh b/.ci/filter/filter_docker_test.sh
index 19a705b..dead3c2 100755
--- a/.ci/filter/filter_docker_test.sh
+++ b/.ci/filter/filter_docker_test.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2018 ARM Limited
 #
diff --git a/.ci/kata-arch.sh b/.ci/kata-arch.sh
index df24cc8..4f5f20f 100755
--- a/.ci/kata-arch.sh
+++ b/.ci/kata-arch.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2018 Intel Corporation
 #
diff --git a/.ci/lib.sh b/.ci/lib.sh
index acd059a..3894789 100755
--- a/.ci/lib.sh
+++ b/.ci/lib.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2017-2018 Intel Corporation
 # Copyright (c) 2018 ARM Limited
diff --git a/lib/common.bash b/lib/common.bash
index e1efe73..bb8c74d 100755
--- a/lib/common.bash
+++ b/lib/common.bash
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (c) 2018-2019 Intel Corporation
 #