1 files changed, 1 insertions, 1 deletions
diff --git a/src/charts/barchart/qbarset.h b/src/charts/barchart/qbarset.h
index b312f479..0859bff5 100644
--- a/src/charts/barchart/qbarset.h
+++ b/src/charts/barchart/qbarset.h
@@ -51,7 +51,7 @@ class QT_CHARTS_EXPORT QBarSet : public QObject
     Q_PROPERTY(QColor labelColor READ labelColor WRITE setLabelColor NOTIFY labelColorChanged)
 
 public:
-    explicit QBarSet(const QString label, QObject *parent = 0);
+    explicit QBarSet(const QString label, QObject *parent = Q_NULLPTR);
     virtual ~QBarSet();
 
     void setLabel(const QString label);