diff --git a/src/chartbackground.cpp b/src/chartbackground.cpp
index cf60cac..6ec1886 100644
--- a/src/chartbackground.cpp
+++ b/src/chartbackground.cpp
@@ -1,5 +1,5 @@
 #include "chartbackground_p.h"
-#include "qchartversion_p.h"
+#include "chartconfig_p.h"
 #include <QPen>
 #include <QBrush>
 #include <QPainter>
@@ -9,10 +9,6 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 ChartBackground::ChartBackground(QGraphicsItem* parent):QGraphicsRectItem(parent),
 m_diameter(15)
 {
-#ifndef QT_NO_DEBUG
-    qDebug()<<"buildTime" <<buildTime;
-    qDebug()<<"gitHead" << gitHead;
-#endif
 }
 
 ChartBackground::~ChartBackground()
@@ -34,7 +30,7 @@ void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
    QString build("build %1");
    font.setPointSize(6);
    painter->setFont(font);
-   painter->drawText(rect().bottomLeft(),build.arg(buildTime));
+   painter->drawText(rect().bottomLeft(),build.arg(ChartConfig::instance()->compilationTime()));
 #endif
    painter->restore();
 }
diff --git a/src/chartconfig_p.h b/src/chartconfig_p.h
new file mode 100644
index 0000000..41d5559
--- /dev/null
+++ b/src/chartconfig_p.h
@@ -0,0 +1,45 @@
+#ifndef CHARTCONFIG_H_
+#define CHARTCONFIG_H_
+
+#include "qchartglobal.h"
+#include "qchartversion_p.h"
+
+
+QTCOMMERCIALCHART_BEGIN_NAMESPACE
+
+class ChartConfig {
+
+private:
+    ChartConfig(){
+    #ifndef QT_NO_DEBUG
+        qDebug()<<"buildTime" << buildTime;
+        qDebug()<<"gitHead" << gitHead;
+    #endif
+        m_instance = this;
+    }
+public:
+    static ChartConfig* instance(){
+        if(!m_instance){
+            m_instance= new ChartConfig();
+        }
+        return m_instance;
+    }
+
+    QString compilationTime(){
+        return buildTime;
+    }
+
+    QString compilationHead(){
+        return gitHead;
+    }
+
+private:
+    static ChartConfig* m_instance;
+};
+
+
+ChartConfig* ChartConfig::m_instance=0;
+
+#endif
+
+QTCOMMERCIALCHART_END_NAMESPACE
diff --git a/src/src.pro b/src/src.pro
index 8ce0561..85d8923 100644
--- a/src/src.pro
+++ b/src/src.pro
@@ -29,7 +29,8 @@ PRIVATE_HEADERS += \
     $$PWD/legendmarker_p.h \
     $$PWD/legendscrollbutton_p.h \
     $$PWD/chartbackground_p.h \
-    $$PWD/chart_p.h
+    $$PWD/chart_p.h \
+    $$PWD/chartconfig_p.h
 PUBLIC_HEADERS += \
     $$PWD/qchart.h \
     $$PWD/qchartglobal.h \