3 files changed, 3 insertions, 3 deletions
diff --git a/tests/manual/dialogs/messageboxpanel.cpp b/tests/manual/dialogs/messageboxpanel.cpp
index 3c6a042e19..6a305523ea 100644
--- a/tests/manual/dialogs/messageboxpanel.cpp
+++ b/tests/manual/dialogs/messageboxpanel.cpp
@@ -135,7 +135,7 @@ void MessageBoxPanel::setupMessageBox(QMessageBox &box)
     bool ok;
     QMessageBox::StandardButtons btns = (QMessageBox::StandardButtons) btnHexText.toUInt(&ok, 16);
     box.setStandardButtons((QMessageBox::StandardButtons) btns);
-    if (box.standardButtons() == (QMessageBox::StandardButtons) 0)
+    if (box.standardButtons() == QMessageBox::StandardButtons())
         box.setStandardButtons(QMessageBox::Ok); // just to have something.
 
 #if QT_VERSION >= 0x050000
diff --git a/tests/manual/dialogs/wizardpanel.cpp b/tests/manual/dialogs/wizardpanel.cpp
index 0e5a18fe8c..8e8af5f556 100644
--- a/tests/manual/dialogs/wizardpanel.cpp
+++ b/tests/manual/dialogs/wizardpanel.cpp
@@ -198,7 +198,7 @@ void WizardOptionsControl::setWizardOptions(int options)
 class Wizard : public QWizard {
     Q_OBJECT
 public:
-    explicit Wizard(QWidget *parent = 0, Qt::WindowFlags flags = 0);
+    explicit Wizard(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
 
 public slots:
     void changeWizardStyle(int newStyle);
diff --git a/tests/manual/qgraphicslayout/flicker/window.h b/tests/manual/qgraphicslayout/flicker/window.h
index c49b82704e..b2ebe60af4 100644
--- a/tests/manual/qgraphicslayout/flicker/window.h
+++ b/tests/manual/qgraphicslayout/flicker/window.h
@@ -74,7 +74,7 @@ class Window;
 
 class SlowWidget : public QGraphicsWidget {
 public:
-    SlowWidget(QGraphicsWidget *w = 0, Qt::WindowFlags wFlags = 0) : QGraphicsWidget(w, wFlags)
+    SlowWidget(QGraphicsWidget *w = nullptr, Qt::WindowFlags wFlags = {}) : QGraphicsWidget(w, wFlags)
     {
         m_window = 0;
     }