1 files changed, 1 insertions, 1 deletions
diff --git a/tests/auto/other/macgui/guitest.h b/tests/auto/other/macgui/guitest.h
index e2bbcf5900..74f4292a6b 100644
--- a/tests/auto/other/macgui/guitest.h
+++ b/tests/auto/other/macgui/guitest.h
@@ -82,7 +82,7 @@ namespace NativeEvents {
 class ColorWidget : public QWidget
 {
 public:
-    ColorWidget(QWidget *parent = 0, QColor color = QColor(Qt::red))
+    ColorWidget(QWidget *parent = nullptr, QColor color = QColor(Qt::red))
        : QWidget(parent), color(color) {}
 
     QColor color;