diff --git a/piqt_utils/piintrospector/containers_view.h b/piqt_utils/piintrospector/containers_view.h
index 9f4b73c..d869200 100644
--- a/piqt_utils/piintrospector/containers_view.h
+++ b/piqt_utils/piintrospector/containers_view.h
@@ -42,7 +42,7 @@ class ContainersDelegate: public QStyledItemDelegate {
 	Q_OBJECT
 public:
 	ContainersDelegate(QAbstractItemModel * m) {model = m;}
-	void paint(QPainter *painter, const QStyleOptionViewItem & option, const QModelIndex &index) const override;
+	void paint(QPainter *painter, const QStyleOptionViewItem & option, const QModelIndex &index) const;
 	QAbstractItemModel * model;
 };