diff --git a/wsapi.go b/wsapi.go
index 94281b0..85fe700 100644
--- a/wsapi.go
+++ b/wsapi.go
@@ -249,6 +249,7 @@ func (s *Session) heartbeat(wsConn *websocket.Conn, listening <-chan interface{}
 	}
 }
 
+// UpdateStatusData ia provided to UpdateStatusComplex()
 type UpdateStatusData struct {
 	IdleSince *int   `json:"since"`
 	Game      *Game  `json:"game"`