diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 0fadbad4..e674b487 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -24,7 +24,7 @@ Submitting Code
 ---------------
 
 Changes to the project should be submitted for review via the Gerrit tool, following
-the workflow documented at: "http://docs.openstack.org/infra/manual/developers.html#development-workflow"
+the workflow documented at: "https://docs.openstack.org/infra/manual/developers.html#development-workflow"
 
 Pull requests submitted through GitHub will be ignored and closed without regard.
 
@@ -32,7 +32,7 @@ Pull requests submitted through GitHub will be ignored and closed without regard
 Extra
 -----
 
-Tags: 
+Tags:
     If it's a bug that needs fixing in a branch in addition to Master, add a '\<release\>-backport-potential' tag (eg ``juno-backport-potential``).  There are predefined tags that will autocomplete.
 
 Status:
diff --git a/doc/source/app-calico.rst b/doc/source/app-calico.rst
index 0c9ff137..0436c000 100644
--- a/doc/source/app-calico.rst
+++ b/doc/source/app-calico.rst
@@ -18,7 +18,7 @@ For additional configuration about Project Calico and its architecture, please
 reference the `networking-calico`_ and `Project Calico`_ documentation.
 
 .. _networking-calico: https://docs.openstack.org/networking-calico/latest/
-.. _Project Calico: http://docs.projectcalico.org/en/latest/index.html
+.. _Project Calico: https://docs.projectcalico.org/en/latest/index.html
 
 Prerequisites
 ~~~~~~~~~~~~~
diff --git a/doc/source/app-nuage.rst b/doc/source/app-nuage.rst
index 02469f63..09269eb5 100644
--- a/doc/source/app-nuage.rst
+++ b/doc/source/app-nuage.rst
@@ -24,7 +24,7 @@ Prerequisites
 #. The deployment environment is configured according to OSA best
    practices such as cloning OSA software and bootstrapping Ansible.
    See `OpenStack-Ansible Install Guide
-   <http://docs.openstack.org/project-deploy-guide/openstack-ansible/newton/>`_.
+   <https://docs.openstack.org/project-deploy-guide/openstack-ansible/newton/>`_.
 
 #. VCS stand-alone components, VSD and VSC, are configured and
    deployed. See the Nuage Networks VSD and VSC Install Guides.
diff --git a/doc/source/app-openvswitch.rst b/doc/source/app-openvswitch.rst
index 9e4d87d3..80cb1d3a 100644
--- a/doc/source/app-openvswitch.rst
+++ b/doc/source/app-openvswitch.rst
@@ -15,7 +15,7 @@ Recommended reading
 We recommend that you read the following documents before proceeding:
 
  * Neutron documentation on Open vSwitch OpenStack deployments:
-   `<http://docs.openstack.org/liberty/networking-guide/scenario-classic-ovs.html>`_
+   `<https://docs.openstack.org/liberty/networking-guide/scenario-classic-ovs.html>`_
  * Blog post on how OpenStack-Ansible works with Open vSwitch:
    `<https://medium.com/@travistruman/configuring-openstack-ansible-for-open-vswitch-b7e70e26009d>`_