diff --git a/docs/Differences-in-MastodonAPI-Responses.md b/docs/Differences-in-MastodonAPI-Responses.md
index 14b67ca7d..d993d1383 100644
--- a/docs/Differences-in-MastodonAPI-Responses.md
+++ b/docs/Differences-in-MastodonAPI-Responses.md
@@ -19,6 +19,7 @@ Adding the parameter `with_muted=true` to the timeline queries will also return
 Has these additional fields under the `pleroma` object:
 
 - `local`: true if the post was made on the local instance.
+- `conversation_id`: the ID of the conversation the status is associated with (if any)
 
 ## Attachments