1 files changed, 1 insertions, 1 deletions
diff --git a/examples/sql/masterdetail/mainwindow.h b/examples/sql/masterdetail/mainwindow.h
index be3c6c94f4..dc6d8d1613 100644
--- a/examples/sql/masterdetail/mainwindow.h
+++ b/examples/sql/masterdetail/mainwindow.h
@@ -71,7 +71,7 @@ class MainWindow : public QMainWindow
 
 public:
     MainWindow(const QString &artistTable, const QString &albumTable,
-               QFile *albumDetails, QWidget *parent = 0);
+               QFile *albumDetails, QWidget *parent = nullptr);
 
 private slots:
     void about();