diff --git a/plugins/declarative/declarativechart.cpp b/plugins/declarative/declarativechart.cpp
index bb62e07..a50a6df 100644
--- a/plugins/declarative/declarativechart.cpp
+++ b/plugins/declarative/declarativechart.cpp
@@ -115,6 +115,11 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 */
 
 /*!
+  \qmlproperty real ChartView::backgroundRoundness
+  The diameter of the rounding cirle at the corners of the chart background.
+*/
+
+/*!
   \qmlproperty color ChartView::plotAreaColor
   The color of the background of the chart's plot area. By default plot area background uses chart's
   background color.
@@ -706,6 +711,19 @@ bool DeclarativeChart::dropShadowEnabled()
     return m_chart->isDropShadowEnabled();
 }
 
+qreal DeclarativeChart::backgroundRoundness() const
+{
+    return m_chart->backgroundRoundness();
+}
+
+void DeclarativeChart::setBackgroundRoundness(qreal diameter)
+{
+    if (m_chart->backgroundRoundness() != diameter) {
+        m_chart->setBackgroundRoundness(diameter);
+        emit backgroundRoundnessChanged(diameter);
+    }
+}
+
 qreal DeclarativeChart::topMargin()
 {
     qWarning() << "ChartView.topMargin is deprecated. Use margins instead.";
diff --git a/plugins/declarative/declarativechart.h b/plugins/declarative/declarativechart.h
index 2717ee0..f24a7a9 100644
--- a/plugins/declarative/declarativechart.h
+++ b/plugins/declarative/declarativechart.h
@@ -53,6 +53,7 @@ class DeclarativeChart : public QDECLARATIVE_PAINTED_ITEM
     Q_PROPERTY(int count READ count)
     Q_PROPERTY(QColor backgroundColor READ backgroundColor WRITE setBackgroundColor NOTIFY backgroundColorChanged)
     Q_PROPERTY(bool dropShadowEnabled READ dropShadowEnabled WRITE setDropShadowEnabled NOTIFY dropShadowEnabledChanged)
+    Q_PROPERTY(qreal backgroundRoundness READ backgroundRoundness WRITE setBackgroundRoundness NOTIFY backgroundRoundnessChanged REVISION 3)
     Q_PROPERTY(qreal topMargin READ topMargin)
     Q_PROPERTY(qreal bottomMargin READ bottomMargin)
     Q_PROPERTY(qreal leftMargin READ leftMargin)
@@ -143,6 +144,8 @@ public:
     int count();
     void setDropShadowEnabled(bool enabled);
     bool dropShadowEnabled();
+    Q_REVISION(3) qreal backgroundRoundness() const;
+    Q_REVISION(3) void setBackgroundRoundness(qreal diameter);
 
     // Margins & plotArea
     qreal topMargin();
@@ -191,6 +194,7 @@ Q_SIGNALS:
     void seriesAdded(QAbstractSeries *series);
     void seriesRemoved(QAbstractSeries *series);
     Q_REVISION(3) void plotAreaColorChanged();
+    Q_REVISION(3) void backgroundRoundnessChanged(qreal diameter);
 
 private Q_SLOTS:
     void changeMinimumMargins(int top, int bottom, int left, int right);
diff --git a/src/chartbackground.cpp b/src/chartbackground.cpp
index 4e540d7..7b9e6d1 100644
--- a/src/chartbackground.cpp
+++ b/src/chartbackground.cpp
@@ -29,7 +29,7 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 
 ChartBackground::ChartBackground(QGraphicsItem *parent)
     : QGraphicsRectItem(parent),
-      m_diameter(15),
+      m_diameter(5),
       m_dropShadow(0)
 {
 }
@@ -69,7 +69,7 @@ void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
     painter->save();
     painter->setPen(pen());
     painter->setBrush(brush());
-    painter->drawRoundRect(rect(), roundness(rect().width()), roundness(rect().height()));
+    painter->drawRoundedRect(rect(), m_diameter, m_diameter);
 #ifndef QT_NO_DEBUG
     painter->setPen(Qt::black);
     QFont font;
@@ -81,21 +81,15 @@ void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
     painter->restore();
 }
 
-int ChartBackground::roundness(qreal size) const
-{
-    if (qFuzzyCompare(size, 0))
-        return 0;
-    return 100 * m_diameter / int(size);
-}
-
-int ChartBackground::diameter() const
+qreal ChartBackground::diameter() const
 {
     return m_diameter;
 }
 
-void ChartBackground::setDiameter(int diameter)
+void ChartBackground::setDiameter(qreal diameter)
 {
     m_diameter = diameter;
+    update();
 }
 
 QTCOMMERCIALCHART_END_NAMESPACE
diff --git a/src/chartbackground_p.h b/src/chartbackground_p.h
index a01a614..cb89a01 100644
--- a/src/chartbackground_p.h
+++ b/src/chartbackground_p.h
@@ -42,8 +42,8 @@ public:
     ChartBackground(QGraphicsItem *parent = 0);
     ~ChartBackground();
 
-    void setDiameter(int diameter);
-    int diameter() const;
+    void setDiameter(qreal diameter);
+    qreal diameter() const;
     void setDropShadowEnabled(bool enabled);
     bool isDropShadowEnabled() { return m_dropShadow != 0; }
 
@@ -51,10 +51,7 @@ protected:
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
 
 private:
-    int roundness(qreal size) const;
-
-private:
-    int m_diameter;
+    qreal m_diameter;
     QGraphicsDropShadowEffect *m_dropShadow;
 };
 
diff --git a/src/chartpresenter.cpp b/src/chartpresenter.cpp
index 7d5fb5a..947557b 100644
--- a/src/chartpresenter.cpp
+++ b/src/chartpresenter.cpp
@@ -227,6 +227,20 @@ QPen ChartPresenter::backgroundPen() const
     return m_background->pen();
 }
 
+void ChartPresenter::setBackgroundRoundness(qreal diameter)
+{
+    createBackgroundItem();
+    m_background->setDiameter(diameter);
+    m_layout->invalidate();
+}
+
+qreal ChartPresenter::backgroundRoundness() const
+{
+    if (!m_background)
+        return 0;
+    return m_background->diameter();
+}
+
 void ChartPresenter::setPlotAreaBackgroundBrush(const QBrush &brush)
 {
     createPlotAreaBackgroundItem();
diff --git a/src/chartpresenter_p.h b/src/chartpresenter_p.h
index dcfcf66..49ba55d 100644
--- a/src/chartpresenter_p.h
+++ b/src/chartpresenter_p.h
@@ -102,6 +102,9 @@ public:
     void setBackgroundPen(const QPen &pen);
     QPen backgroundPen() const;
 
+    void setBackgroundRoundness(qreal diameter);
+    qreal backgroundRoundness() const;
+
     void setPlotAreaBackgroundBrush(const QBrush &brush);
     QBrush plotAreaBackgroundBrush() const;
 
diff --git a/src/qchart.cpp b/src/qchart.cpp
index 6eed3a5..a538419 100644
--- a/src/qchart.cpp
+++ b/src/qchart.cpp
@@ -97,6 +97,11 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
  */
 
 /*!
+ \property QChart::backgroundRoundness
+ The diameter of the rounding cirle at the corners of the chart background.
+ */
+
+/*!
  \property QChart::minimumMargins
  Minimum margins between the plot area (axes) and the edge of the chart widget.
  This property is deprecated; use margins property instead.
@@ -594,6 +599,16 @@ bool QChart::isDropShadowEnabled() const
     return d_ptr->m_presenter->isBackgroundDropShadowEnabled();
 }
 
+void QChart::setBackgroundRoundness(qreal diameter)
+{
+    d_ptr->m_presenter->setBackgroundRoundness(diameter);
+}
+
+qreal QChart::backgroundRoundness() const
+{
+    return d_ptr->m_presenter->backgroundRoundness();
+}
+
 /*!
   Returns all series that are added to the chart.
 
diff --git a/src/qchart.h b/src/qchart.h
index 77a287a..3a645c9 100644
--- a/src/qchart.h
+++ b/src/qchart.h
@@ -43,6 +43,7 @@ class QTCOMMERCIALCHART_EXPORT QChart : public QGraphicsWidget
     Q_PROPERTY(QString title READ title WRITE setTitle)
     Q_PROPERTY(bool backgroundVisible READ isBackgroundVisible WRITE setBackgroundVisible)
     Q_PROPERTY(bool dropShadowEnabled READ isDropShadowEnabled WRITE setDropShadowEnabled)
+    Q_PROPERTY(qreal backgroundRoundness READ backgroundRoundness WRITE setBackgroundRoundness)
     Q_PROPERTY(QChart::AnimationOptions animationOptions READ animationOptions WRITE setAnimationOptions)
     Q_PROPERTY(QMargins minimumMargins READ minimumMargins WRITE setMinimumMargins)
     Q_PROPERTY(QMargins margins READ margins WRITE setMargins)
@@ -119,6 +120,8 @@ public:
 
     void setDropShadowEnabled(bool enabled = true);
     bool isDropShadowEnabled() const;
+    void setBackgroundRoundness(qreal diameter);
+    qreal backgroundRoundness() const;
     void setAnimationOptions(AnimationOptions options);
     AnimationOptions animationOptions() const;
 
diff --git a/tests/auto/qchart/tst_qchart.cpp b/tests/auto/qchart/tst_qchart.cpp
index cbc81b4..ea846ef 100644
--- a/tests/auto/qchart/tst_qchart.cpp
+++ b/tests/auto/qchart/tst_qchart.cpp
@@ -109,6 +109,7 @@ private slots:
     void createDefaultAxesForLineSeries_data();
     void createDefaultAxesForLineSeries();
     void axisPolarOrientation();
+    void backgroundRoundness();
 private:
     void createTestData();
 
@@ -1028,6 +1029,14 @@ void tst_QChart::axisPolarOrientation()
     QCOMPARE(chart.axisPolarOrientation(yAxes[0]), QPolarChart::PolarOrientationRadial);
 }
 
+void tst_QChart::backgroundRoundness()
+{
+    createTestData();
+    m_chart->createDefaultAxes();
+    m_chart->setBackgroundRoundness(100.0);
+    QVERIFY(m_chart->backgroundRoundness() == 100.0);
+}
+
 QTEST_MAIN(tst_QChart)
 #include "tst_qchart.moc"
 
diff --git a/tests/qmlchartproperties/qml/qmlchartproperties/Chart.qml b/tests/qmlchartproperties/qml/qmlchartproperties/Chart.qml
index 6e2c97e..626615a 100644
--- a/tests/qmlchartproperties/qml/qmlchartproperties/Chart.qml
+++ b/tests/qmlchartproperties/qml/qmlchartproperties/Chart.qml
@@ -42,6 +42,7 @@ ChartView {
     onTitleColorChanged:               console.log("chart.onTitleColorChanged: " + color);
     onBackgroundColorChanged:          console.log("chart.onBackgroundColorChanged: " + chart.backgroundColor);
     onDropShadowEnabledChanged:        console.log("chart.onDropShadowEnabledChanged: " + enabled);
+    onBackgroundRoundnessChanged:      console.log("chart.onBackgroundRoundnessChanged: " + diameter);
     onSeriesAdded:                     console.log("chart.onSeriesAdded: " + series.name);
     onSeriesRemoved:                   console.log("chart.onSeriesRemoved: " + series.name);
     onPlotAreaColorChanged:            console.log("chart.plotAreaColorChanged: " + chart.plotAreaColor);
diff --git a/tests/qmlchartproperties/qml/qmlchartproperties/ChartEditorProperties.qml b/tests/qmlchartproperties/qml/qmlchartproperties/ChartEditorProperties.qml
index fdced78..814bd71 100644
--- a/tests/qmlchartproperties/qml/qmlchartproperties/ChartEditorProperties.qml
+++ b/tests/qmlchartproperties/qml/qmlchartproperties/ChartEditorProperties.qml
@@ -58,6 +58,10 @@ Flow {
         onClicked: chart.dropShadowEnabled = !chart.dropShadowEnabled;
     }
     Button {
+        text: "roundness"
+        onClicked: chart.backgroundRoundness++;
+    }
+    Button {
         text: "zoom +"
         onClicked: chart.zoom(2);
     }
diff --git a/tests/quick2chartproperties/qml/quick2chartproperties/Chart.qml b/tests/quick2chartproperties/qml/quick2chartproperties/Chart.qml
index a639638..f415dac 100644
--- a/tests/quick2chartproperties/qml/quick2chartproperties/Chart.qml
+++ b/tests/quick2chartproperties/qml/quick2chartproperties/Chart.qml
@@ -42,6 +42,7 @@ ChartView {
     onTitleColorChanged:               console.log("chart.onTitleColorChanged: " + color);
     onBackgroundColorChanged:          console.log("chart.onBackgroundColorChanged: " + chart.backgroundColor);
     onDropShadowEnabledChanged:        console.log("chart.onDropShadowEnabledChanged: " + enabled);
+    onBackgroundRoundnessChanged:      console.log("chart.onBackgroundRoundnessChanged: " + diameter);
     onSeriesAdded:                     console.log("chart.onSeriesAdded: " + series.name);
     onSeriesRemoved:                   console.log("chart.onSeriesRemoved: " + series.name);
     onPlotAreaColorChanged:            console.log("chart.plotAreaColorChanged: " + chart.plotAreaColor);
diff --git a/tests/quick2chartproperties/qml/quick2chartproperties/ChartEditorProperties.qml b/tests/quick2chartproperties/qml/quick2chartproperties/ChartEditorProperties.qml
index 1bc14b4..7ce214e 100644
--- a/tests/quick2chartproperties/qml/quick2chartproperties/ChartEditorProperties.qml
+++ b/tests/quick2chartproperties/qml/quick2chartproperties/ChartEditorProperties.qml
@@ -58,6 +58,10 @@ Flow {
         onClicked: chart.dropShadowEnabled = !chart.dropShadowEnabled;
     }
     Button {
+        text: "roundness"
+        onClicked: chart.backgroundRoundness++;
+    }
+    Button {
         text: "zoom +"
         onClicked: chart.zoom(2);
     }