diff --git a/e2e/USER_STORIES.md b/e2e/USER_STORIES.md
index fb4c91d4..ea8a5557 100644
--- a/e2e/USER_STORIES.md
+++ b/e2e/USER_STORIES.md
@@ -884,8 +884,8 @@ Acceptance:
   behaves the same for its recipient.
 - Dropping an image onto the composer, or pasting one from the clipboard,
   attaches it the same way.
-- A file type outside the supported list shows an error toast and attaches
-  nothing.
+- A file the editor has no node for attaches as a link instead. What the server
+  refuses attaches nothing and shows its reason in an error toast.
 
 ### US-058 — Drafts survive navigating away