diff --git a/TODO.md b/TODO.md
index 6128c40..aaf38e8 100644
--- a/TODO.md
+++ b/TODO.md
@@ -2,6 +2,8 @@
 
 ## Open
 
+Likes should not change the 'referrer' field (nor appear in the local timeline?).
+
 Implement the :emojis: in actor names and messages.
 
 Implement the citations as @user@host in the reply textareas.