diff --git a/lookbook/docs/components/hover-cards.md.erb b/lookbook/docs/components/hover-cards.md.erb
index 172298e5ba4..b0b5417e0b6 100644
--- a/lookbook/docs/components/hover-cards.md.erb
+++ b/lookbook/docs/components/hover-cards.md.erb
@@ -24,6 +24,7 @@ The HoverCard always consists of two basic parts:
 
 - WorkPackage preview when linking via `#ID`
 - User preview on usernames and avatars
+- Phase gate details on the phase gate icon
 
 ## Technical notes