diff --git a/Makefile b/Makefile
index f87f149..db1de5f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
-ROOT_DIR="/usr"
+#ROOT_DIR="/usr"
+ROOT_DIR="."
 LIB_DIR=$(DESTDIR)$(ROOT_DIR)"/lib/kisscount/"
 SHARE_DIR=$(DESTDIR)$(ROOT_DIR)"/share/kisscount/"
 DOC_DIR=$(DESTDIR)$(ROOT_DIR)"/share/doc/kisscount/"
@@ -7,9 +8,11 @@ BIN_DIR=$(DESTDIR)$(ROOT_DIR)"/bin/"
 CXX=$(HOST)g++
 KISSCOUNT=kc
 
-QT_PACKAGES="QtCore QtGui QtSql QtXml"
+QT_PACKAGES="Qt5Core Qt5Gui Qt5Sql Qt5Xml Qt5Widgets"
 CXXFLAGS+=`pkg-config --cflags $(QT_PACKAGES)`
-CXXFLAGS+=-Wall -Isrc -Isrc/win32
+CXXFLAGS+=-Wall -Isrc -Isrc/win32 -I${PWD}/lib/qt5charts/usr/include/x86_64-linux-gnu/qt5/ -L${PWD}/lib/qtcharts/lib/ -L${PWD}/lib/qt5charts/usr/lib/x86_64-linux-gnu/
+CXXFLAGS+=-Wall
+#-Dnullptr=0
 ifdef WIN32
 CXXFLAGS+=-DRESOURCES_ROOT="\"./resources/\"" -static
 else
@@ -24,24 +27,24 @@ MOC_HEADERS=$(shell find src/view -name '*.hpp' -type f | tr '\n' ' ')
 MOCS=$(MOC_HEADERS:.hpp=.objs)
 MOCS_OBJS=$(MOC_HEADERS:.hpp=.moc)
 
-CXXFLAGS+=-Ilib/libkdchart/include -Ilib/libkdchart/src -Ilib/libkdchart/kdablibfakes/include
-CXXFLAGS+=-DKDCHART_BUILD_KDCHART_LIB
-KDCHART_SOURCES=$(shell find lib/libkdchart/src -name '*.cpp' -type f | tr '\n' ' ')
-KDCHART_OBJS=$(KDCHART_SOURCES:.cpp=.o)
-UI_CHARTSELECTOR=lib/libkdchart/src/ui_KDChartDatasetSelector.h
-KDCHART_MOC_HEADERS=$(shell find lib/libkdchart/src -name '*.h' -type f | tr '\n' ' ')
-KDCHART_MOCS=$(KDCHART_MOC_HEADERS:.h=.objs)
-KDCHART_MOCS_OBJS=$(KDCHART_MOC_HEADERS:.h=.moc)
-LDFLAGS+=lib/libkdchart.a
+#CXXFLAGS+=-Ilib/libkdchart/include -Ilib/libkdchart/src -Ilib/libkdchart/kdablibfakes/include
+#CXXFLAGS+=-DKDCHART_BUILD_KDCHART_LIB
+#KDCHART_SOURCES=$(shell find lib/libkdchart/src -name '*.cpp' -type f | tr '\n' ' ')
+#KDCHART_OBJS=$(KDCHART_SOURCES:.cpp=.o)
+#UI_CHARTSELECTOR=lib/libkdchart/src/ui_KDChartDatasetSelector.h
+#KDCHART_MOC_HEADERS=$(shell find lib/libkdchart/src -name '*.h' -type f | tr '\n' ' ')
+#KDCHART_MOCS=$(KDCHART_MOC_HEADERS:.h=.objs)
+#KDCHART_MOCS_OBJS=$(KDCHART_MOC_HEADERS:.h=.moc)
+#LDFLAGS+=lib/libkdchart.a
 
 ifndef WIN32
 LDFLAGS+=`pkg-config --libs $(QT_PACKAGES)`
-LDFLAGS+=-lofx
+LDFLAGS+=-lofx -lQt5Charts
 else
 LDFLAGS+=lib_mingw_32/QtCore4.dll lib_mingw_32/QtGui4.dll lib_mingw_32/QtSql4.dll lib_mingw_32/QtXml4.dll
 endif
 
-all: mojito lib/libkdchart.a $(KISSCOUNT)
+all: mojito $(KISSCOUNT)
 
 clean_all: clean clean_libkdchart
 
@@ -59,22 +62,22 @@ clean:
 	$(CXX) $(CXXFLAGS) -x c++ $< -c -o $@
 
 %.moc : %.hpp
-	moc-qt4 -nw $< -o $@
+	moc -nw $< -o $@
 
 %.moc : %.h
-	moc-qt4 -nw $< -o $@
+	moc -nw $< -o $@
 
-mojito : $(MOCS_OBJS) $(KDCHART_MOCS_OBJS)
+mojito : $(MOCS_OBJS)
 
 $(KISSCOUNT): $(MOCS) $(OBJS)
 	$(CXX) $(CXXFLAGS) $^ -o $@ $(LDFLAGS)
 
-$(UI_CHARTSELECTOR): lib/libkdchart/src/KDChartDatasetSelector.ui
-	uic $< > $(UI_CHARTSELECTOR)
-	sed s/KDCHARTDATASETSELECTOR_H/UI_KDCHARTDATASETSELECTOR_H/g -i $(UI_CHARTSELECTOR)
+# $(UI_CHARTSELECTOR): lib/libkdchart/src/KDChartDatasetSelector.ui
+# 	uic $< > $(UI_CHARTSELECTOR)
+# 	sed s/KDCHARTDATASETSELECTOR_H/UI_KDCHARTDATASETSELECTOR_H/g -i $(UI_CHARTSELECTOR)
 
-lib/libkdchart.a: $(UI_CHARTSELECTOR) $(KDCHART_MOCS) $(KDCHART_OBJS)
-	$(HOST)ar rcu lib/libkdchart.a $(KDCHART_MOCS) $(KDCHART_OBJS)
+# lib/libkdchart.a: $(UI_CHARTSELECTOR) $(KDCHART_MOCS) $(KDCHART_OBJS)
+# 	$(HOST)ar rcu lib/libkdchart.a $(KDCHART_MOCS) $(KDCHART_OBJS)
 
 clean_libkdchart:
 	rm -rf lib/libkdchart.a
diff --git a/src/model/import/GrisbiImportEngine.cpp b/src/model/import/GrisbiImportEngine.cpp
index 7525a4e..e64bba9 100644
--- a/src/model/import/GrisbiImportEngine.cpp
+++ b/src/model/import/GrisbiImportEngine.cpp
@@ -180,9 +180,10 @@ bool GrisbiImportEngine::HandleFile(const QString& path, User* user, Database* d
 
     if (!ImportEngine::HandleFile(path, user, db, kiss)) return false;
 
+    QXmlInputSource *source = new QXmlInputSource(&file);
     try
     {
-	res = _sax.parse(&file);
+	res = _sax.parse(source, false);
 	LinkChilds();
     }
     catch (const char* s)
@@ -192,6 +193,7 @@ bool GrisbiImportEngine::HandleFile(const QString& path, User* user, Database* d
     }
 
     file.close();
+    delete source;
 
     return res;
 }
diff --git a/src/model/import/XMLImportEngine.cpp b/src/model/import/XMLImportEngine.cpp
index f5eb25c..bcb7efe 100644
--- a/src/model/import/XMLImportEngine.cpp
+++ b/src/model/import/XMLImportEngine.cpp
@@ -51,9 +51,11 @@ bool XMLImportEngine::HandleFile(const QString& path, User* user, Database* db,
 	return false;
     }
 
+    QXmlInputSource *source = new QXmlInputSource(&file);
+
     try
     {
-	res = _sax.parse(&file);
+	res = _sax.parse(source, false);
 	LinkChilds();
     }
     catch (const char* s)
@@ -63,6 +65,7 @@ bool XMLImportEngine::HandleFile(const QString& path, User* user, Database* db,
     }
 
     file.close();
+    delete source;
 
     return res;
 }
diff --git a/src/view/AccountPanel.cpp b/src/view/AccountPanel.cpp
index de0a95b..5d549fb 100644
--- a/src/view/AccountPanel.cpp
+++ b/src/view/AccountPanel.cpp
@@ -20,6 +20,7 @@
 #include <QHeaderView>
 #include <QGroupBox>
 #include <QMessageBox>
+#include <QMenu>
 
 #include "AccountPanel.hpp"
 #include "grid/FloatDelegate.hpp"
diff --git a/src/view/CostRepartitionBanner.cpp b/src/view/CostRepartitionBanner.cpp
index 4a66950..963b6b1 100644
--- a/src/view/CostRepartitionBanner.cpp
+++ b/src/view/CostRepartitionBanner.cpp
@@ -17,11 +17,15 @@
   along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include <KDChartLegend>
-#include <KDChartPieDiagram>
+#include <QtCharts/QChartView>
+#include <QtCharts/QPieSeries>
+#include <QtCharts/QPieSlice>
 
+#include <QHeaderView>
 #include "CostRepartitionBanner.hpp"
 
+using namespace QtCharts;
+
 CostRepartitionBanner::CostRepartitionBanner(KissCount* kiss, QFrame* parent, QString* categories) : QFrame(parent), _kiss(kiss), _categories(categories)
 {
     User* user = _kiss->GetUser();
@@ -32,43 +36,51 @@ CostRepartitionBanner::CostRepartitionBanner(KissCount* kiss, QFrame* parent, QS
 
     nbCategories = user->GetCategoriesNumber();
 
-    _pie = new KDChart::Widget();
-    _pie->setType(  KDChart::Widget::Pie );
+    QPieSeries *series = new QPieSeries();
+    QPieSlice* slice;
+
+    _pie = new QChart();
+
     QPen pen;
     pen.setWidth(2);
     pen.setColor(Qt::black);
-    _pie->pieDiagram()->setPen(pen);
+    //_pie->pieDiagram()->setPen(pen);
 
-    _pie->addLegend(KDChart::Position::South);
-    KDChart::Legend* legend = _pie->legend();
+    QLegend* legend = _pie->legend();
+    legend->detachFromChart();
+    legend->setAlignment(Qt::AlignTop);
+    legend->setVisible(false);
+    legend->setShowToolTips(true);
+    // legend->setAlignment(Qt::AlignBottom);
+
+    //_pie->addLegend(KDChart::Position::South);
+    // KDChart::Legend* legend = //_pie->legend();
     // legend->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
-    legend->setOrientation( Qt::Vertical );
-    legend->setTitleText( _("Cost repartition") );
-    QVector< double > vec;
-    vec << 0.0;
-    _dataset = new QStandardItemModel(nbCategories, 2, this);
+    // legend->setOrientation( Qt::Vertical );
+
+    _pie->setMargins(QMargins(5, 5, 5, 5));
+    
     for(i=0; i<nbCategories; i++)
     {
-	_pie->setDataset( i, vec, _categories[i] );
-	_pie->pieDiagram()->setBrush(i, QBrush(wxUI::categoryColors[i]));
-	legend->setText( i,  _categories[i] );
-	_dataset->setData(_dataset->index(i, 0, QModelIndex()), _categories[i]);
-	_dataset->setData(_dataset->index(i, 1, QModelIndex()), 0.0);
+	slice = series->append(_categories[i], 0);
 	if (i < wxUI::MAX_CATEGORY)
-	    _dataset->setData(_dataset->index(i, 0, QModelIndex()), wxUI::categoryColors[i], Qt::DecorationRole);
+	    slice->setBrush(QBrush(wxUI::categoryColors[i]));
+	slice->setLabelVisible();
     }
 
-    _pie->setMaximumSize( 200, 400 );
+    _pie->addSeries(series);
+    //_pie->setTitle(_("Cost repartition"));
+    //_pie->setMaximumSize( 200, 400 );
 
-    KDChart::TextAttributes legendTextAttr(legend->textAttributes());
-    legendTextAttr.setFontSize(64);
-    legendTextAttr.setAutoShrink(true);
-    legend->setTextAttributes(legendTextAttr);
+    // KDChart::TextAttributes legendTextAttr(legend->textAttributes());
+    // legendTextAttr.setFontSize(64);
+    // legendTextAttr.setAutoShrink(true);
+    // legend->setTextAttributes(legendTextAttr);
 
-    legendTextAttr = KDChart::TextAttributes(legend->titleTextAttributes());
-    legendTextAttr.setFontSize(64);
-    legendTextAttr.setAutoShrink(true);
-    legend->setTitleTextAttributes(legendTextAttr);
+    // legendTextAttr = KDChart::TextAttributes(legend->titleTextAttributes());
+    // legendTextAttr.setFontSize(64);
+    // legendTextAttr.setAutoShrink(true);
+    // legend->setTitleTextAttributes(legendTextAttr);
 
     _statsGrid = new QTableWidget(this);
     _statsGrid->verticalHeader()->setHidden(true);
@@ -77,13 +89,13 @@ CostRepartitionBanner::CostRepartitionBanner(KissCount* kiss, QFrame* parent, QS
 
     setSizePolicy(QSizePolicy::Minimum, QSizePolicy::MinimumExpanding);
 
-    QSize s = legend->sizeHint();
-    legend->setMaximumSize(s.width(), s.height()/3);
-
+    QChartView *chartView = new QChartView(_pie);
+    chartView->setRenderHint(QPainter::Antialiasing);
+    
     vbox->addWidget(_statsGrid);
-    vbox->addWidget(_pie);
+    vbox->addWidget(chartView);
 
-    setMaximumWidth(300);
+    setMaximumWidth(350);
 }
 
 void CostRepartitionBanner::Reset()
@@ -132,27 +144,24 @@ void CostRepartitionBanner::UpdateCosts(int *categoriesValues, int totalDebit)
     User* user = _kiss->GetUser();
     int value, percents;
     QString v;
-
+    QPieSeries* series = (QPieSeries*) (_pie->series()[0]);
+    QList<QtCharts::QPieSlice*> slices = series->slices();
+    
     for(i=0; i<user->GetCategoriesNumber(); i++)
     {
         if (totalDebit != 0)
             percents = (categoriesValues[i]*100)/totalDebit;
         else
             percents = 0.0;
+
 	if (!i)
 	    _statsGrid->item(i, 1)->setText(v.sprintf("%.2lf (%02d %%)", (double)categoriesValues[i]/100, (int)percents));
 	else
 	    _statsGrid->item(i+1, 1)->setText(v.sprintf("%.2lf (%02d %%)", (double)categoriesValues[i]/100, (int)percents));
-	
-	// KDChart::Legend* legend = _pie->legend();
-	QVector< double > vec;
-	vec << (double) categoriesValues[i] / 100;
-	_pie->setDataset( i, vec, _categories[i] );
-	// if (categoriesValues[i] == 0.0) 
-	//     legend->setDatasetHidden(i, true);
-	// else
-	//     legend->setDatasetHidden(i, false);
-	// _dataset->setData(_dataset->index(i, 1, QModelIndex()), categoriesValues[i]);
+		
+	slices[i]->setValue(categoriesValues[i] / 100);
+
+	slices[i]->setLabelVisible(categoriesValues[i] != 0.0);
     }
 
     value = totalDebit - categoriesValues[0];
diff --git a/src/view/CostRepartitionBanner.hpp b/src/view/CostRepartitionBanner.hpp
index dc8738b..2e05226 100644
--- a/src/view/CostRepartitionBanner.hpp
+++ b/src/view/CostRepartitionBanner.hpp
@@ -21,7 +21,8 @@
 #define COSTREPARTITIONBANNER_H
 
 #include <QtGui>
-#include <KDChartWidget>
+#include <QTableWidget>
+#include <QtCharts/QChart>
 
 #include "view.hpp"
 #include <model/model.hpp>
@@ -40,7 +41,7 @@ private:
     KissCount* _kiss;
     QString* _categories;
     QTableWidget* _statsGrid;
-    KDChart::Widget* _pie;
+    QtCharts::QChart* _pie;
     QStandardItemModel* _dataset;
 };
 
diff --git a/src/view/ExportPanel.cpp b/src/view/ExportPanel.cpp
index 20c8dc9..1fbf757 100644
--- a/src/view/ExportPanel.cpp
+++ b/src/view/ExportPanel.cpp
@@ -17,6 +17,9 @@
   along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <QMessageBox>
+#include <QFileDialog>
+
 #include "ExportPanel.hpp"
 
 ExportPanel::ExportPanel(KissCount* kiss, wxUI *parent, bool lowResolution) : 
diff --git a/src/view/ImportPanel.cpp b/src/view/ImportPanel.cpp
index 680e6cc..9a735f3 100644
--- a/src/view/ImportPanel.cpp
+++ b/src/view/ImportPanel.cpp
@@ -18,6 +18,10 @@
 */
 
 #include <QMessageBox>
+#include <QLineEdit>
+#include <QHeaderView>
+#include <QGroupBox>
+#include <QFileDialog>
 
 #include "ImportPanel.hpp"
 #include "grid/ChoiceDelegate.hpp"
diff --git a/src/view/ImportPanel.hpp b/src/view/ImportPanel.hpp
index 7708c4e..95a3d60 100644
--- a/src/view/ImportPanel.hpp
+++ b/src/view/ImportPanel.hpp
@@ -21,6 +21,7 @@
 #define IMPORTPANEL_H
 
 #include <QtGui>
+#include <QCheckBox>
 
 #include "view.hpp"
 #include <model/model.hpp>
diff --git a/src/view/PreferencesPanel.cpp b/src/view/PreferencesPanel.cpp
index 6f02252..f1480ad 100644
--- a/src/view/PreferencesPanel.cpp
+++ b/src/view/PreferencesPanel.cpp
@@ -17,6 +17,14 @@
   along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <QGroupBox>
+#include <QMessageBox>
+#include <QColorDialog>
+#include <QFontDialog>
+#include <QInputDialog>
+#include <QCheckBox>
+#include <QHeaderView>
+#include <QLabel>
 
 #include "PasswordDialog.hpp"
 
diff --git a/src/view/PreferencesPanel.hpp b/src/view/PreferencesPanel.hpp
index c1986eb..09f9dba 100644
--- a/src/view/PreferencesPanel.hpp
+++ b/src/view/PreferencesPanel.hpp
@@ -21,7 +21,9 @@
 #define PREFERENCESPANEL_H
 
 #include <QtGui>
-
+#include <QListWidgetItem>
+#include <QTableWidget>
+#include <QComboBox>
 #include "SupportedLanguages.hpp"
 #include "view.hpp"
 #include <model/model.hpp>
diff --git a/src/view/SearchBanner.cpp b/src/view/SearchBanner.cpp
index 077abbe..6625547 100644
--- a/src/view/SearchBanner.cpp
+++ b/src/view/SearchBanner.cpp
@@ -17,6 +17,8 @@
   along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <QtWidgets>
+
 #include "SearchBanner.hpp"
 
 SearchBanner::SearchBanner(KissCount* kiss, QFrame *parent, void* caller, OnButtonEnter enterCallback) : QFrame(parent), _kiss(kiss), _caller(caller), _enterCallback(enterCallback), _operations(0)
diff --git a/src/view/SearchBanner.hpp b/src/view/SearchBanner.hpp
index 3194fc4..c512940 100644
--- a/src/view/SearchBanner.hpp
+++ b/src/view/SearchBanner.hpp
@@ -21,6 +21,9 @@
 #define SEARCHBANNER_H
 
 #include <QtGui>
+#include <QCheckBox>
+#include <QListWidget>
+#include <QCalendarWidget>
 
 #include "view.hpp"
 #include <model/model.hpp>
diff --git a/src/view/SearchPanel.cpp b/src/view/SearchPanel.cpp
index 6a6fac5..dd35b9a 100644
--- a/src/view/SearchPanel.cpp
+++ b/src/view/SearchPanel.cpp
@@ -17,6 +17,9 @@
   along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <QMessageBox>
+#include <QInputDialog>
+
 #include "SearchPanel.hpp"
 
 SearchPanel::SearchPanel(KissCount* kiss, wxUI *parent, bool lowResolution) : 
diff --git a/src/view/StatsPanel.cpp b/src/view/StatsPanel.cpp
index 4692dcb..bd40854 100644
--- a/src/view/StatsPanel.cpp
+++ b/src/view/StatsPanel.cpp
@@ -18,14 +18,16 @@
 */
 
 #include <QMessageBox>
-#include <KDChartLegend>
-#include <KDChartLineDiagram>
-#include <KDChartCartesianAxis>
-
+#include <QLabel>
+#include <QtCharts/QLineSeries>
+#include <QtCharts/QCategoryAxis>
+#include <QtCharts/QDateTimeAxis>
 #include "StatsPanel.hpp"
 
+using namespace QtCharts;
+
 StatsPanel::StatsPanel(KissCount* kiss, wxUI *parent, bool lowResolution) : 
-    KissPanel(kiss, parent, lowResolution), _plot(0)
+    KissPanel(kiss, parent, lowResolution), _chartView(0)
 {
     QHBoxLayout *hbox = new QHBoxLayout();
     QVBoxLayout *vbox = new QVBoxLayout();
@@ -158,16 +160,19 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
     User* user = _kiss->GetUser();
     QDate date;
     bool failed;
-    QVector<double> vec;
-    QStringList xlabels;
+    QLineSeries * series = new QLineSeries();
+    QLineSeries * series0 = series;
+    QDateTimeAxis *axisX = new QDateTimeAxis;
+    QDateTime xValue;
 
-    if (_plot)
+    if (_chartView)
     {
-	_vbox2->removeWidget(_plot);
-        delete _plot;
+    	_vbox2->removeWidget(_chartView);
+        delete _chartView;
     }
 
-    _plot = new KDChart::Widget();
+    _plot = new QChart();
+    _plot->createDefaultAxes();
 
     if (monthFrom == monthTo && yearFrom == yearTo)
     {
@@ -178,9 +183,16 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
 	
     	// Line on 0 all over the years
     	for (a=0; a<nbDays; a++)
-	    vec << 0.0;
+	{
+	    date = QDate(yearFrom, monthFrom+1, a+1);
+	    xValue.setDate(date);
+	    series->append(xValue.toMSecsSinceEpoch(), 0.0);
+	}
 
-	_plot->setDataset(0, vec, "");
+	series->setName(_("0 line"));
+	series->setColor(Qt::red);
+	axisX->setFormat("dd");
+	_plot->addSeries(series);
 
 	i=0;
     	for (account = 0, i = 0, accountIt = user->_accounts.begin(); accountIt != user->_accounts.end(); 
@@ -189,11 +201,17 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
 	    if (_account->item(account)->checkState() != Qt::Checked)
     		continue;
 
-	    vec.clear();
+	    series = new QLineSeries();
 	    for (a=0; a<nbDays; a++)
-		vec << (double) operations[accountIt->id][a] / 100;
+	    {
+		date = QDate(yearFrom, monthFrom+1, a+1);
+		xValue.setDate(date);
+		series->append(xValue.toMSecsSinceEpoch(),
+			       (double) operations[accountIt->id][a] / 100);
+	    }
 
-	    _plot->setDataset(++i, vec, user->GetAccountName(accountIt->id));
+	    series->setName(user->GetAccountName(accountIt->id));
+	    _plot->addSeries(series);
     	}
     }
     else
@@ -206,15 +224,18 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
 	{
 	    for(b=0; b<12; b++)
 	    {
-		vec << 0.0;
-		if (b == 0 || b == 5 || (b == 11 /*&& a == ((nbDays/12)-1))*/))
-		    xlabels << wxUI::months[b] + " " + QString::number(yearFrom+a);
-		else
-		    xlabels << "" ;
+		date = QDate(yearFrom+a, monthFrom+b+1, 1);
+		xValue.setDate(date);
+		series->append(xValue.toMSecsSinceEpoch(), 0.0);
 	    }
 	}
-
-	_plot->setDataset(0, vec, "");
+	
+	axisX->setLabelsAngle(-60);
+	axisX->setLineVisible(true);
+	axisX->setFormat("MM yyyy");
+	series->setName(_("0 line"));
+	series->setColor(Qt::red);
+	_plot->addSeries(series);
 
     	for (account = 0, i = 0, accountIt = user->_accounts.begin(); accountIt != user->_accounts.end(); 
     	     account++, accountIt++, i++)
@@ -225,13 +246,15 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
     		continue;
     	    }
 
-	    vec.clear();
+	    series = new QLineSeries();
     	    for(a = 0, accountYearIt = accountAmounts[accountIt->id].begin();
     		accountYearIt != accountAmounts[accountIt->id].end();
     		accountYearIt++, a++)
     	    {
     		for(b = 0; b<=12; b++)
     		{
+		    date = QDate(yearFrom+a, b+1, 1);
+		    xValue.setDate(date);
     		    if (!accountAmounts[accountIt->id][accountYearIt->first].count(b))
     		    {
     			/*
@@ -243,61 +266,35 @@ void StatsPanel::UpdateStats(int monthFrom, int yearFrom, int monthTo, int yearT
     			   Compute cur month value (if there are operations)
     			   as next month value
     			*/
-    			vec << (double) (accountAmounts[accountIt->id][accountYearIt->first][b-1] 
-				+ _kiss->CalcAccountAmount(accountIt->id, b-1, accountYearIt->first, 0)) / 100;
+    			*series << QPointF(xValue.toMSecsSinceEpoch(),
+			    (double) (accountAmounts[accountIt->id][accountYearIt->first][b-1] 
+				      + _kiss->CalcAccountAmount(accountIt->id, b-1, accountYearIt->first, 0)) / 100);
     			failed = true;
     		    }
     		    else
     		    {
-    			vec << (double) accountAmounts[accountIt->id][accountYearIt->first][b] / 100;
+    			*series << QPointF(xValue.toMSecsSinceEpoch(),
+					   (double) accountAmounts[accountIt->id][accountYearIt->first][b] / 100);
     			failed = false;
     		    }
     		    size++;
     		}
     	    }
-	    _plot->setDataset(i+1, vec, user->GetAccountName(accountIt->id));
+	    series->setName(user->GetAccountName(accountIt->id));
+	    _plot->addSeries(series);
     	}
     }
 
-    KDChart::CartesianAxis *xAxis = new KDChart::CartesianAxis(_plot->lineDiagram());
-    KDChart::CartesianAxis *yAxis = new KDChart::CartesianAxis (_plot->lineDiagram());
-    xAxis->setPosition (KDChart::CartesianAxis::Bottom);
-    yAxis->setPosition (KDChart::CartesianAxis::Left);
-    yAxis->setTitleText (_("Amount"));
+    // yAxis->setTitleText (_("Amount"));
+   		
+    QLegend* legend = _plot->legend();
+    legend->setAlignment(Qt::AlignRight);
 
-    xAxis->setLabels(xlabels);
-    xAxis->setShortLabels(xlabels);
-    
-    // Rotate only for months names
-    if (monthFrom != monthTo || yearFrom != yearTo)
-    {
-	KDChart::TextAttributes axisTextAttr(xAxis->textAttributes());
-	axisTextAttr.setRotation(-60);
-	xAxis->setTextAttributes(axisTextAttr);
-	xAxis->setTitleText (_("Months"));
-    }
-    else
-	xAxis->setTitleText (_("Days"));
-
-    _plot->lineDiagram()->addAxis(xAxis);
-    _plot->lineDiagram()->addAxis(yAxis);
-		
-    _plot->addLegend(KDChart::Position::East);
-    KDChart::Legend* legend = _plot->legend();
-    legend->setOrientation(Qt::Vertical);
-    legend->setTitleText(_("Accounts"));
-    legend->setText(0, _("0 line"));
-    {
-	i = 1;
-	for (a=0, accountIt = user->_accounts.begin(); accountIt != user->_accounts.end(); 
-	     a++, accountIt++)
-	{
-	    if (_account->item(a)->checkState() == Qt::Checked)
-		legend->setText(i++, accountIt->name);
-	}
-    }
-
-    _vbox2->addWidget(_plot);
+    _plot->createDefaultAxes();
+    _plot->setAxisX(axisX, series0);
+    _chartView = new QChartView(_plot);
+    _chartView->setRenderHint(QPainter::Antialiasing);
+    _vbox2->addWidget(_chartView);
 
     total = 0.0;
     for(i=0, categoriesIt = categories.begin(); categoriesIt != categories.end(); categoriesIt++, i++)
diff --git a/src/view/StatsPanel.hpp b/src/view/StatsPanel.hpp
index 67164c4..2d0dc05 100644
--- a/src/view/StatsPanel.hpp
+++ b/src/view/StatsPanel.hpp
@@ -21,7 +21,13 @@
 #define STATSPANEL_H
 
 #include <QtGui>
-#include <KDChartWidget>
+#include <QListWidgetItem>
+#include <QCalendarWidget>
+#include <QComboBox>
+#include <QListWidget>
+#include <QtCharts/QChart>
+#include <QtCharts/QChartView>
+
 #include "CostRepartitionBanner.hpp"
 
 #include "view.hpp"
@@ -47,8 +53,8 @@ private:
     QComboBox* _monthFrom, *_yearFrom, *_monthTo, *_yearTo;
     CostRepartitionBanner* _costRepartitionBanner;
     int *_categoriesValues;
-    //CategorySimpleDataset* _dataset;
-    KDChart::Widget *_plot ;
+    QtCharts::QChartView * _chartView;
+    QtCharts::QChart *_plot ;
     QString* _categories;  
     std::map<int, int> _categoriesIndexes;
     QBoxLayout *_hbox2, *_vbox2, *_vbox3;
diff --git a/src/view/grid/ChoiceDelegate.cpp b/src/view/grid/ChoiceDelegate.cpp
index 51e1d90..a722501 100644
--- a/src/view/grid/ChoiceDelegate.cpp
+++ b/src/view/grid/ChoiceDelegate.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <QtGui>
+#include <QtWidgets>
 
 #include "ChoiceDelegate.hpp"
 
@@ -44,7 +45,7 @@ void ChoiceDelegate::setEditorData(QWidget *editor,
 				   const QModelIndex &index) const
  {
      QComboBox* combo = qobject_cast<QComboBox *>(editor);
-     int i = combo->findText(qVariantValue<QString>(index.data()));
+     int i = combo->findText(index.data().toString());
 
      if (i != -1) combo->setCurrentIndex(i);
  }
diff --git a/src/view/grid/DateDelegate.cpp b/src/view/grid/DateDelegate.cpp
index c7091a8..6cd3581 100644
--- a/src/view/grid/DateDelegate.cpp
+++ b/src/view/grid/DateDelegate.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <QtGui>
+#include <QtWidgets>
 
 #include "DateDelegate.hpp"
 
@@ -49,6 +50,6 @@ void DateDelegate::setEditorData(QWidget *editor,
     int day;
 
     QComboBox* combo = qobject_cast<QComboBox *>(editor);
-    day = QDate::fromString(qVariantValue<QString>(index.data()), _dateFormat).day()-1;
+    day = QDate::fromString(index.data().toString(), _dateFormat).day()-1;
     combo->setCurrentIndex(day);
 }
diff --git a/src/view/grid/FloatDelegate.cpp b/src/view/grid/FloatDelegate.cpp
index 344628a..e054340 100644
--- a/src/view/grid/FloatDelegate.cpp
+++ b/src/view/grid/FloatDelegate.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <QtGui>
+#include <QtWidgets>
 
 #include "FloatDelegate.hpp"
 
@@ -41,5 +42,5 @@ void FloatDelegate::setEditorData(QWidget *editor,
 				 const QModelIndex &index) const
 {
     QLineEdit* line = qobject_cast<QLineEdit *>(editor);
-    line->setText(qVariantValue<QString>(index.data()));
+    line->setText(index.data().toString());
 }
diff --git a/src/view/grid/FormulaDelegate.cpp b/src/view/grid/FormulaDelegate.cpp
index 8c17b0f..21f052c 100644
--- a/src/view/grid/FormulaDelegate.cpp
+++ b/src/view/grid/FormulaDelegate.cpp
@@ -19,6 +19,7 @@
 
 #include <QtGui>
 #include <QString>
+#include <QtWidgets>
 
 #include "FormulaDelegate.hpp"
 #include <ParseExp.hpp>
@@ -81,7 +82,7 @@ void FormulaDelegate::setEditorData(QWidget *editor,
 				 const QModelIndex &index) const
 {
     QLineEdit* line = qobject_cast<QLineEdit *>(editor);
-    QString s = qVariantValue<QString>(index.data());
+    QString s = index.data().toString();
 
     if ((*_operations)[index.row()].formula.length())
 	line->setText((*_operations)[index.row()].formula);
diff --git a/src/view/grid/GridAccount.cpp b/src/view/grid/GridAccount.cpp
index f3f4ca4..0e968d7 100644
--- a/src/view/grid/GridAccount.cpp
+++ b/src/view/grid/GridAccount.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <QtGui>
+#include <QtWidgets>
 
 #include "GridAccount.hpp"
 #include "TableViewDelegate.hpp"
diff --git a/src/view/grid/StarDelegate.cpp b/src/view/grid/StarDelegate.cpp
index cbd6a66..8d0d127 100644
--- a/src/view/grid/StarDelegate.cpp
+++ b/src/view/grid/StarDelegate.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <QtGui>
+#include <QtWidgets>
 #include <QString>
 
 #include "StarDelegate.hpp"
@@ -43,7 +44,7 @@ void StarDelegate::setEditorData(QWidget *editor,
 				 const QModelIndex &index) const
 {
     QLineEdit* line = qobject_cast<QLineEdit *>(editor);
-    QString s = qVariantValue<QString>(index.data());
+    QString s = index.data().toString();
 
     if (s.endsWith("*"))
 	line->setText(s.left(s.size()-1));
diff --git a/src/view/grid/TabDelegate.cpp b/src/view/grid/TabDelegate.cpp
index 913f634..89b5d89 100644
--- a/src/view/grid/TabDelegate.cpp
+++ b/src/view/grid/TabDelegate.cpp
@@ -19,6 +19,7 @@
 
 #include <QtGui>
 #include <QString>
+#include <QtWidgets>
 
 #include "TabDelegate.hpp"
 
@@ -49,7 +50,7 @@ void TabDelegate::setEditorData(QWidget *editor,
 				 const QModelIndex &index) const
 {
     QLineEdit* line = qobject_cast<QLineEdit *>(editor);
-    QString s = qVariantValue<QString>(index.data());
+    QString s = index.data().toString();
 
     line->setText(s.trimmed());
 }
diff --git a/src/view/grid/TableViewDelegate.hpp b/src/view/grid/TableViewDelegate.hpp
index 27186b2..004ff00 100644
--- a/src/view/grid/TableViewDelegate.hpp
+++ b/src/view/grid/TableViewDelegate.hpp
@@ -21,6 +21,8 @@
 #define TABLEVIEWDELEGATE_H
 
 #include <QtGui>
+#include <QStyledItemDelegate>
+
 #include "GridAccount.hpp"
 
 class TableViewDelegate : public QStyledItemDelegate