diff --git a/changelogs/client_server/newsfragments/3233.clarification b/changelogs/client_server/newsfragments/3233.clarification
new file mode 100644
index 000000000..72a58f1b6
--- /dev/null
+++ b/changelogs/client_server/newsfragments/3233.clarification
@@ -0,0 +1 @@
+Explicitly state that `replacment_room` is a room ID in `m.room.tombstone` events.
diff --git a/data/event-schemas/schema/m.room.tombstone.yaml b/data/event-schemas/schema/m.room.tombstone.yaml
index 0fd8ba452..1c590e1fd 100644
--- a/data/event-schemas/schema/m.room.tombstone.yaml
+++ b/data/event-schemas/schema/m.room.tombstone.yaml
@@ -10,7 +10,7 @@ properties:
         description: A server-defined message.
       replacement_room:
         type: string
-        description: The new room the client should be visiting.
+        description: The room ID of the new room the client should be visiting.
     required:
       - replacement_room
       - body