Ошибка при компиляции

#include <QCoreApplication>
#include <QtWebKitWidgets/QWebPage>
#include <QtWebKitWidgets/QWebFrame>
 
 
int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);
    QUrl url("https://www.cyberforum.ru/");
    QWebPage page();
    page.mainFrame()->load(url);
    return a.exec();
}

#-------------------------------------------------
#
# Project created by QtCreator 2013-07-23T20:02:29
#
#-------------------------------------------------
 
QT       += core webkit
 
QT       -= gui
 
TARGET = Test
CONFIG   += console
CONFIG   -= app_bundle
 
TEMPLATE = app
 
 
SOURCES += main.cpp

C:\Qt\Projects\Test\main.cpp:11: ошибка: request for member 'mainFrame' in 'page', which is of non-class type 'QWebPage()'

C:\Qt\Projects\Test\main.cpp:10: ошибка: undefined reference to `_imp___ZN8QWebPageC1EP7QObject'
C:\Qt\Projects\Test\main.cpp:11: ошибка: undefined reference to `_imp___ZNK8QWebPage9mainFrameEv'
C:\Qt\Projects\Test\main.cpp:11: ошибка: undefined reference to `_imp___ZN9QWebFrame4loadERK4QUrl'
C:\Qt\Projects\Test\main.cpp:10: ошибка: undefined reference to `_imp___ZN8QWebPageD1Ev'
C:\Qt\Projects\Test\main.cpp:10: ошибка: undefined reference to `_imp___ZN8QWebPageD1Ev'
collect2.exe:-1: ошибка: error: ld returned 1 exit status