[ScrollBar] : arrows position is incorrect in scrollbar with orientation vertical

Code:
@Override
    public void start(Stage stage) throws Exception {
        BorderPane root = new BorderPane();
        final ScrollBar pane = new ScrollBar();
        final ScrollBar pane1 = new ScrollBar();
        pane.setStyle("-fx-orientation:vertical;");
        root.setCenter(HBoxBuilder.create().spacing(15).minHeight(50).children(pane, pane1).build());
        Scene scene = new Scene(root);
        stage.setScene(scene);
        stage.show();
        stage.setTitle(VersionInfo.getRuntimeVersion());
    }