diff --git a/doc/source/deploy_install_guides/r5_release/bare_metal/aio_duplex_install_kubernetes.rst b/doc/source/deploy_install_guides/r5_release/bare_metal/aio_duplex_install_kubernetes.rst
index 1b183fb96..ae7c4ed1a 100644
--- a/doc/source/deploy_install_guides/r5_release/bare_metal/aio_duplex_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r5_release/bare_metal/aio_duplex_install_kubernetes.rst
@@ -183,6 +183,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/deploy_install_guides/r5_release/bare_metal/aio_simplex_install_kubernetes.rst b/doc/source/deploy_install_guides/r5_release/bare_metal/aio_simplex_install_kubernetes.rst
index 76ff91d21..22813d647 100644
--- a/doc/source/deploy_install_guides/r5_release/bare_metal/aio_simplex_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r5_release/bare_metal/aio_simplex_install_kubernetes.rst
@@ -184,6 +184,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/deploy_install_guides/r5_release/bare_metal/controller_storage_install_kubernetes.rst b/doc/source/deploy_install_guides/r5_release/bare_metal/controller_storage_install_kubernetes.rst
index ea871e594..238555f1e 100644
--- a/doc/source/deploy_install_guides/r5_release/bare_metal/controller_storage_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r5_release/bare_metal/controller_storage_install_kubernetes.rst
@@ -181,6 +181,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/deploy_install_guides/r6_release/bare_metal/aio_duplex_install_kubernetes.rst b/doc/source/deploy_install_guides/r6_release/bare_metal/aio_duplex_install_kubernetes.rst
index 39bb9bbd7..a1ef853aa 100644
--- a/doc/source/deploy_install_guides/r6_release/bare_metal/aio_duplex_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r6_release/bare_metal/aio_duplex_install_kubernetes.rst
@@ -183,6 +183,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/deploy_install_guides/r6_release/bare_metal/aio_simplex_install_kubernetes.rst b/doc/source/deploy_install_guides/r6_release/bare_metal/aio_simplex_install_kubernetes.rst
index e14ae1c7b..ec8987d34 100644
--- a/doc/source/deploy_install_guides/r6_release/bare_metal/aio_simplex_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r6_release/bare_metal/aio_simplex_install_kubernetes.rst
@@ -184,6 +184,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/deploy_install_guides/r6_release/bare_metal/controller_storage_install_kubernetes.rst b/doc/source/deploy_install_guides/r6_release/bare_metal/controller_storage_install_kubernetes.rst
index a1938ea39..3b1369c7f 100644
--- a/doc/source/deploy_install_guides/r6_release/bare_metal/controller_storage_install_kubernetes.rst
+++ b/doc/source/deploy_install_guides/r6_release/bare_metal/controller_storage_install_kubernetes.rst
@@ -181,6 +181,8 @@ Bootstrap system on controller-0
 
 #. Run the Ansible bootstrap playbook:
 
+   .. include:: /shared/_includes/ntp-update-note.rest
+
    ::
 
       ansible-playbook /usr/share/ansible/stx-ansible/playbooks/bootstrap.yml
diff --git a/doc/source/shared/_includes/ntp-update-note.rest b/doc/source/shared/_includes/ntp-update-note.rest
new file mode 100644
index 000000000..98121375a
--- /dev/null
+++ b/doc/source/shared/_includes/ntp-update-note.rest
@@ -0,0 +1,18 @@
+.. note::
+    Before running the Ansible bootstrap playbook, it is important that you
+    ensure that controller-0 server time is synchronized correctly. Run the following
+    command:
+
+    .. code-block:: bash
+
+       # check the current server time
+       $ date
+
+       # if the current server time is not correct, update with NTP
+
+             # first add nameserver for DNS resolution
+             $ echo "nameserver 8.8.8.8" >> /etc/resolvconf
+             $ echo "nameserver 8.8.4.4" >> /etc/resolvconf
+
+             # run ntpdate
+             $ sudo ntpdate 0.pool.ntp.org 1.pool.ntp.org