diff --git a/www/conservancy/templates/opengraph_partial.html b/www/conservancy/templates/opengraph_partial.html
index 0bec2f0cd178e0d57418282adb61622d636bae82..631529df4bb3d1f3dc93484703afefc3090c1072 100644
--- a/www/conservancy/templates/opengraph_partial.html
+++ b/www/conservancy/templates/opengraph_partial.html
@@ -17,9 +17,15 @@ normally shouldn't need to:
* type: Default "website".
* locale: Default "en_US".
* site_name: Default "Software Freedom Conservancy"
+* twitter_site: The name of the Twitter account that publishes this page.
+ Default "@conservancy"
{% endcomment %}
+{# This partial needs work before other cards besides "summary" are supported. #}
+
+
+