diff --git a/docs/labs.md b/docs/labs.md
index 69ce263fab..c954b2963c 100644
--- a/docs/labs.md
+++ b/docs/labs.md
@@ -142,3 +142,10 @@ entirely incomplete and may not work at all - it is not recommended for general
 
 Bug reports, feature requests, etc are not currently accepted for this feature flag. A later stage of
 development will provide opportunities for feedback.
+
+## Maximised widgets (`feature_maximised_widgets`) [In Development]
+
+Maximised widgets provide a room layout in which a widget is (temporarily) the primary focus of the room. The whole chat area is then used for the widget. The chat is moved into the right panel.
+
+Note that this feature is currently under active development and therefore is
+entirely incomplete and may not work at all - it is not recommended for general use at this time.
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