diff --git a/doc/source/contributor/plugin/cdmc-plugin.rst b/doc/source/contributor/plugin/cdmc-plugin.rst
index 3a172ef7a..54d3ba738 100644
--- a/doc/source/contributor/plugin/cdmc-plugin.rst
+++ b/doc/source/contributor/plugin/cdmc-plugin.rst
@@ -208,7 +208,7 @@ Here below is how to register ``DummyClusterDataModelCollector`` using pbr_:
     watcher_cluster_data_model_collectors =
         dummy = thirdparty.dummy:DummyClusterDataModelCollector
 
-.. _pbr: http://docs.openstack.org/pbr/latest
+.. _pbr: https://docs.openstack.org/pbr/latest/
 
 
 Add new notification endpoints
diff --git a/doc/source/contributor/testing.rst b/doc/source/contributor/testing.rst
index b662f99e1..385891669 100644
--- a/doc/source/contributor/testing.rst
+++ b/doc/source/contributor/testing.rst
@@ -31,7 +31,7 @@ the following::
     (watcher) $ tox -e pep8
 
 .. _tox: https://tox.readthedocs.org/
-.. _Gerrit: http://review.openstack.org/
+.. _Gerrit: https://review.openstack.org/
 
 You may pass options to the test programs using positional arguments. To run a
 specific unit test, you can pass extra options to `os-testr`_ after putting
diff --git a/doc/source/glossary.rst b/doc/source/glossary.rst
index 2936d04ed..a5b80ce2d 100644
--- a/doc/source/glossary.rst
+++ b/doc/source/glossary.rst
@@ -274,7 +274,7 @@ In OpenStack Identity, a :ref:`project <project_definition>` must be owned by a
 specific domain.
 
 Please, read `the official OpenStack definition of a Project
-<http://docs.openstack.org/glossary/content/glossary.html>`_.
+<https://docs.openstack.org/doc-contrib-guide/common/glossary.html>`_.
 
 .. _scoring_engine_definition: