diff --git a/src/scatterseries/qscatterseries.cpp b/src/scatterseries/qscatterseries.cpp
index bfb383a..cf65695 100644
--- a/src/scatterseries/qscatterseries.cpp
+++ b/src/scatterseries/qscatterseries.cpp
@@ -45,7 +45,7 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 QScatterSeries::QScatterSeries(QObject *parent) :
     QXYSeries(parent),
     m_shape(QScatterSeries::MarkerShapeCircle),
-    m_size(9.0)
+    m_size(15.0)
 {
 }