1 files changed, 1 insertions, 1 deletions
diff --git a/src/widgets/widgets/qdial.h b/src/widgets/widgets/qdial.h
index 7e01aefce3..cb69e02301 100644
--- a/src/widgets/widgets/qdial.h
+++ b/src/widgets/widgets/qdial.h
@@ -54,7 +54,7 @@ class Q_WIDGETS_EXPORT QDial: public QAbstractSlider
     Q_PROPERTY(qreal notchTarget READ notchTarget WRITE setNotchTarget)
     Q_PROPERTY(bool notchesVisible READ notchesVisible WRITE setNotchesVisible)
 public:
-    explicit QDial(QWidget *parent = 0);
+    explicit QDial(QWidget *parent = Q_NULLPTR);
 
     ~QDial();