diff --git a/src/charts/axis/qabstractaxis.h b/src/charts/axis/qabstractaxis.h
index aef42a7..874ee8e 100644
--- a/src/charts/axis/qabstractaxis.h
+++ b/src/charts/axis/qabstractaxis.h
@@ -179,13 +179,15 @@ Q_SIGNALS:
 
 protected:
     QScopedPointer<QAbstractAxisPrivate> d_ptr;
-    Q_DISABLE_COPY(QAbstractAxis)
     friend class ChartDataSet;
     friend class ChartPresenter;
     friend class ChartThemeManager;
     friend class AbstractDomain;
     friend class ChartAxisElement;
     friend class XYChart;
+
+private:
+    Q_DISABLE_COPY(QAbstractAxis)
 };
 
 QT_CHARTS_END_NAMESPACE
diff --git a/src/charts/legend/qlegendmarker.h b/src/charts/legend/qlegendmarker.h
index 5be899e..f84fd81 100644
--- a/src/charts/legend/qlegendmarker.h
+++ b/src/charts/legend/qlegendmarker.h
@@ -92,12 +92,14 @@ protected:
     explicit QLegendMarker(QLegendMarkerPrivate &d, QObject *parent = 0);
 
     QScopedPointer<QLegendMarkerPrivate> d_ptr;
-    Q_DISABLE_COPY(QLegendMarker)
     friend class QLegendPrivate;
     friend class QLegendMarkerPrivate;
     friend class LegendMarkerItem;
     friend class LegendLayout;
     friend class LegendScroller;
+
+private:
+    Q_DISABLE_COPY(QLegendMarker)
 };
 
 QT_CHARTS_END_NAMESPACE
diff --git a/src/charts/qchart.h b/src/charts/qchart.h
index d4d386d..3e69bb6 100644
--- a/src/charts/qchart.h
+++ b/src/charts/qchart.h
@@ -177,6 +177,8 @@ protected:
     friend class ChartThemeManager;
     friend class QAbstractSeries;
     friend class QBoxPlotSeriesPrivate;
+
+private:
     Q_DISABLE_COPY(QChart)
 };
 
diff --git a/src/charts/qchartview.h b/src/charts/qchartview.h
index 499392c..5d5871e 100644
--- a/src/charts/qchartview.h
+++ b/src/charts/qchartview.h
@@ -64,8 +64,9 @@ protected:
     void mouseMoveEvent(QMouseEvent *event);
     void mouseReleaseEvent(QMouseEvent *event);
 
-protected:
     QScopedPointer<QChartViewPrivate> d_ptr;
+
+private:
     Q_DISABLE_COPY(QChartView)
 };
 
diff --git a/src/charts/qpolarchart.h b/src/charts/qpolarchart.h
index c50f2e8..4da4a0c 100644
--- a/src/charts/qpolarchart.h
+++ b/src/charts/qpolarchart.h
@@ -51,7 +51,7 @@ public:
 
     static PolarOrientation axisPolarOrientation(QAbstractAxis *axis);
 
-protected:
+private:
     Q_DISABLE_COPY(QPolarChart)
 };