diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9f46603..4558dee 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,6 +12,7 @@ test-docs:
   stage: test
   script:
   - pip install -U sphinx
+  - pip install -U sphinx-theme-pd
   - sphinx-build -b html docs public
   only:
   - branches
@@ -22,6 +23,7 @@ pages:
   stage: deploy
   script:
   - pip install -U sphinx
+  - pip install -U sphinx-theme-pd
   - sphinx-build -b html docs public
   artifacts:
     paths:
diff --git a/docs/conf.py b/docs/conf.py
index 1673902..785f808 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -47,7 +47,9 @@ exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = 'PD'
+import sphinx_theme_pd
+html_theme = 'sphinx_theme_pd'
+html_theme_path = [sphinx_theme_pd.get_html_theme_path()]
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,