diff --git a/src/axis/chartcategoriesaxisx.cpp b/src/axis/chartcategoriesaxisx.cpp
index c4c0932..afcf0b8 100644
--- a/src/axis/chartcategoriesaxisx.cpp
+++ b/src/axis/chartcategoriesaxisx.cpp
@@ -81,11 +81,11 @@ void ChartCategoriesAxisX::updateGeometry()
     QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0));
     lineItem->setLine(m_rect.left(), m_rect.bottom(), m_rect.right(), m_rect.bottom());
 
-    for (int i = 1; i < layout.size(); ++i) {
+    for (int i = 0; i < layout.size(); ++i) {
         QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i));
         lineItem->setLine(layout[i], m_rect.top(), layout[i], m_rect.bottom());
-        QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i-1));
-
+        QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i));
+        if (i>=1) {
         labelItem->setText(ticksList.at(i-1));
         const QRectF& rect = labelItem->boundingRect();
         QPointF center = rect.center();
@@ -93,6 +93,9 @@ void ChartCategoriesAxisX::updateGeometry()
         labelItem->setPos(layout[i] - (layout[i] - layout[i-1])/2 - center.x(), m_rect.bottom() + label_padding);
         m_minWidth+=rect.width();
         m_minHeight=qMax(rect.height()+label_padding,m_minHeight);
+        }else{
+            labelItem->setVisible(false);
+        }
 
         if ((i+1)%2 && i>1) {
             QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2-1));
diff --git a/src/axis/chartcategoriesaxisy.cpp b/src/axis/chartcategoriesaxisy.cpp
index 7af1f16..cbdb448 100644
--- a/src/axis/chartcategoriesaxisy.cpp
+++ b/src/axis/chartcategoriesaxisy.cpp
@@ -79,18 +79,22 @@ void ChartCategoriesAxisY::updateGeometry()
     QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0));
     lineItem->setLine(m_rect.left(), m_rect.bottom(), m_rect.right(), m_rect.bottom());
 
-    for (int i = 1; i < layout.size(); ++i) {
+    for (int i = 0; i < layout.size(); ++i) {
         QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i));
         lineItem->setLine(layout[i], m_rect.top(), layout[i], m_rect.bottom());
         QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i));
-
-        labelItem->setText(ticksList.at(i));
+        if(i>=1){
+        labelItem->setText(ticksList.at(i-1));
         const QRectF& rect = labelItem->boundingRect();
         QPointF center = rect.center();
         labelItem->setTransformOriginPoint(center.x(), center.y());
         labelItem->setPos(layout[i] - (layout[i] - layout[i-1])/2 - center.x(), m_rect.bottom() + label_padding);
         m_minWidth+=rect.width();
         m_minHeight=qMax(rect.height()+label_padding,m_minHeight);
+        }else{
+               labelItem->setVisible(false);
+        }
+
 
         if ((i+1)%2 && i>1) {
             QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2-1));
diff --git a/src/axis/qbarcategoriesaxis.cpp b/src/axis/qbarcategoriesaxis.cpp
index 698855a..77f6c0d 100644
--- a/src/axis/qbarcategoriesaxis.cpp
+++ b/src/axis/qbarcategoriesaxis.cpp
@@ -124,6 +124,8 @@ QBarCategoriesAxis::QBarCategoriesAxis(QBarCategoriesAxisPrivate &d,QObject *par
 */
 void QBarCategoriesAxis::append(const QStringList &categories)
 {
+    if(categories.isEmpty()) return;
+
     Q_D(QBarCategoriesAxis);
     if (d->m_categories.isEmpty()) {
     	d->m_categories.append(categories);
@@ -173,7 +175,7 @@ void QBarCategoriesAxis::insert(int index, const QString &category)
     	d->m_categories.insert(index,category);
     	setRange(category,category);
     }else{
-
+        d->m_categories.insert(index,category);
     }
     emit categoriesChanged();
 }
@@ -295,7 +297,7 @@ void QBarCategoriesAxis::setRange(const QString& minCategory, const QString& max
         changed = true;
     }
 
-    if ((changed)) {
+    if (changed) {
         d->emitRange();
         emit categoriesChanged();
     }