1 files changed, 1 insertions, 0 deletions
diff --git a/lib/room.h b/lib/room.h
index f1566ac5..a9ed9647 100644
--- a/lib/room.h
+++ b/lib/room.h
@@ -323,6 +323,7 @@ namespace QMatrixClient
              *
              * Takes ownership of the event, deleting it once the matching one
              * arrives with the sync
+             * \return transaction id associated with the event.
              */
             QString postEvent(RoomEvent* event);
             QString postJson(const QString& matrixType,