diff --git a/README.rst b/README.rst
index 8f9dfc86..04aa23b0 100644
--- a/README.rst
+++ b/README.rst
@@ -17,11 +17,11 @@ To build the docs locally, first install ``sphinx``, ``furo`` and
 ``sphinx-copybutton``.
 On Fedora this can be with::
 
-  sudo dnf install python3-sphinx python3-furo python-sphinx-copybutton
+  sudo dnf install python3-sphinx python3-furo python-sphinx-copybutton python-sphinxext-opengraph
 
 On Debian this can be with::
 
-  sudo apt install python3-sphinx python3-furo python-sphinx-copybutton
+  sudo apt install python3-sphinx python3-furo python-sphinx-copybutton python-sphinxext-opengraph
 
 Then run ``make html`` in the ``docs`` directory.
 
diff --git a/docs/conf.py b/docs/conf.py
index ae8ecc1d..cad2856a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -32,6 +32,7 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
+    'sphinxext.opengraph',
     'sphinx_copybutton',
 ]
 
@@ -169,3 +170,7 @@
      author, 'Flatpak', 'One line description of project.',
      'Miscellaneous'),
 ]
+
+# -- Options for OpenGraph ---------------------------------------------------
+
+ogp_site_url = 'https://docs.flatpak.org/'
diff --git a/requirements.txt b/requirements.txt
index 2f73c474..fd9eefa8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 Sphinx
 furo
+sphinxext-opengraph
 sphinx-copybutton