diff --git a/examples/quick/controls/gallery/src/main.cpp b/examples/quick/controls/gallery/src/main.cpp
index b0d12b85fa14bc7addef7cf5a081c591b9118a1a..8971aa153b8c8c1f4a0585c2ca10c2c4ec695204 100644
--- a/examples/quick/controls/gallery/src/main.cpp
+++ b/examples/quick/controls/gallery/src/main.cpp
@@ -47,10 +47,10 @@ int main(int argc, char *argv[])
 {
     QtQuickControlsApplication app(argc, argv);
     if (QCoreApplication::arguments().contains(QLatin1String("--coreprofile"))) {
-        QSurfaceFormat fmt = QQuickWindow::defaultFormat();
+        QSurfaceFormat fmt;
         fmt.setVersion(4, 4);
         fmt.setProfile(QSurfaceFormat::CoreProfile);
-        QQuickWindow::setDefaultFormat(fmt);
+        QSurfaceFormat::setDefaultFormat(fmt);
     }
     QQmlApplicationEngine engine(QUrl("qrc:/main.qml"));
     return app.exec();
diff --git a/examples/quick/dialogs/systemdialogs/main.cpp b/examples/quick/dialogs/systemdialogs/main.cpp
index 6d0fef3cd2f0910f75f4586ef44060e2eab8ee55..d7bf3849e4fa0da8110b5482802c9e53916a10e5 100644
--- a/examples/quick/dialogs/systemdialogs/main.cpp
+++ b/examples/quick/dialogs/systemdialogs/main.cpp
@@ -47,10 +47,10 @@ int main(int argc, char *argv[])
 {
     QtQuickControlsApplication app(argc, argv);
     if (QCoreApplication::arguments().contains(QLatin1String("--coreprofile"))) {
-        QSurfaceFormat fmt = QQuickWindow::defaultFormat();
+        QSurfaceFormat fmt;
         fmt.setVersion(4, 4);
         fmt.setProfile(QSurfaceFormat::CoreProfile);
-        QQuickWindow::setDefaultFormat(fmt);
+        QSurfaceFormat::setDefaultFormat(fmt);
     }
     QQmlApplicationEngine engine(QUrl("qrc:/dialogs/systemdialogs/systemdialogs.qml"));
     return app.exec();