diff --git a/doc/source/conf.py b/doc/source/conf.py
index 3d24dfd7..ec015744 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -6,7 +6,14 @@
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc', 'sphinx.ext.viewcode', 'oslosphinx']
+extensions = ['sphinx.ext.autodoc', 'sphinx.ext.viewcode', 'openstackdocstheme']
+
+# openstackdocstheme options
+repository_name = 'openstack/python-designateclient'
+bug_project = 'python-designateclient'
+bug_tag = ''
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
+html_theme = 'openstackdocs'
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
diff --git a/releasenotes/source/conf.py b/releasenotes/source/conf.py
index ba8e8f31..5a7e2c8f 100644
--- a/releasenotes/source/conf.py
+++ b/releasenotes/source/conf.py
@@ -37,10 +37,17 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'oslosphinx',
+    'openstackdocstheme',
     'reno.sphinxext',
 ]
 
+# openstackdocstheme options
+repository_name = 'openstack/python-designateclient'
+bug_project = 'python-designateclient'
+bug_tag = ''
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
+html_theme = 'openstackdocs'
+
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
 
@@ -111,7 +118,7 @@ pygments_style = 'sphinx'
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+# html_theme = 'default'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the
diff --git a/test-requirements.txt b/test-requirements.txt
index 94eb4f98..27e42d9f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,6 +11,6 @@ python-subunit>=0.0.18 # Apache-2.0/BSD
 requests-mock>=1.1 # Apache-2.0
 sphinx>=1.6.2 # BSD
 testrepository>=0.0.18 # Apache-2.0/BSD
-oslosphinx>=4.7.0 # Apache-2.0
+openstackdocstheme>=1.11.0 # Apache-2.0
 reno!=2.3.1,>=1.8.0 # Apache-2.0
 tempest>=16.1.0 # Apache-2.0