diff --git a/doc/source/conf.py b/doc/source/conf.py
index c2b9148f84..63c36524db 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -29,6 +29,8 @@ import subprocess
 import sys
 import warnings
 
+import openstackdocstheme
+
 # NOTE(dstanek): adds _ to the builtins so keystone modules can be imported
 __builtins__['_'] = str
 
@@ -135,8 +137,8 @@ man_pages = [
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-# html_theme_path = ["."]
-# html_theme = '_theme'
+html_theme_path = [openstackdocstheme.get_html_theme_path()]
+html_theme = 'openstackdocs'
 
 # 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 014106f828..7d4b7f05da 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -32,6 +32,7 @@ testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
 
 # For documentation
+openstackdocstheme>=1.5.0 # Apache-2.0
 oslosphinx>=4.7.0 # Apache-2.0
 reno!=2.3.1,>=1.8.0 # Apache-2.0