2 files changed, 2 insertions, 2 deletions
diff --git a/examples/widgets/widgets/wiggly/dialog.h b/examples/widgets/widgets/wiggly/dialog.h
index a0981dc6b6..357b6354b5 100644
--- a/examples/widgets/widgets/wiggly/dialog.h
+++ b/examples/widgets/widgets/wiggly/dialog.h
@@ -59,7 +59,7 @@ class Dialog : public QDialog
     Q_OBJECT
 
 public:
-    explicit Dialog(QWidget *parent = 0);
+    explicit Dialog(QWidget *parent = nullptr);
 };
 //! [0]
 
diff --git a/examples/widgets/widgets/wiggly/wigglywidget.h b/examples/widgets/widgets/wiggly/wigglywidget.h
index 58a7d045e1..1d909c34da 100644
--- a/examples/widgets/widgets/wiggly/wigglywidget.h
+++ b/examples/widgets/widgets/wiggly/wigglywidget.h
@@ -60,7 +60,7 @@ class WigglyWidget : public QWidget
     Q_OBJECT
 
 public:
-    WigglyWidget(QWidget *parent = 0);
+    WigglyWidget(QWidget *parent = nullptr);
 
 public slots:
     void setText(const QString &newText) { text = newText; }