diff --git a/src/xlsx/xlsxpackage.cpp b/src/xlsx/xlsxpackage.cpp
index 94abde9..dd8f7a6 100644
--- a/src/xlsx/xlsxpackage.cpp
+++ b/src/xlsx/xlsxpackage.cpp
@@ -139,7 +139,7 @@ bool Package::parsePackage(QIODevice *packageDevice)
     QString xlworkbook_Dir = xlworkbook_PathList[0];
     QString xlworkbook_Name = xlworkbook_PathList[1];
     QSharedPointer<Workbook> book = Workbook::loadFromXmlData(zipReader.fileData(xlworkbook_Path));
-    QList<QPair<QString, QString> > sheetNameIdPairList = book->d_func()->sheetNameIdPairList;
+    QList<XlsxSheetItemInfo> sheetNameIdPairList = book->d_func()->sheetItemInfoList;
     Relationships xlworkbook_Rels = Relationships::loadFromXmlData(
                 zipReader.fileData(xlworkbook_Dir+QStringLiteral("/_rels/")+xlworkbook_Name+QStringLiteral(".rels")));
 
@@ -177,11 +177,11 @@ bool Package::parsePackage(QIODevice *packageDevice)
         return false;
 
     for (int i=0; i<sheetNameIdPairList.size(); ++i) {
-        QPair<QString, QString> pair = sheetNameIdPairList[i];
-        QString worksheet_rId = pair.second;
+        XlsxSheetItemInfo info = sheetNameIdPairList[i];
+        QString worksheet_rId = info.rId;
         QString name = xlworkbook_Rels.getRelationshipById(worksheet_rId).target;
         QString worksheet_path = xlworkbook_Dir + QLatin1String("/") + name;
-        Worksheet *sheet = m_document->workbook()->addWorksheet(pair.first);
+        Worksheet *sheet = m_document->workbook()->addWorksheet(info.name, info.sheetId);
         sheet->loadFromXmlData(zipReader.fileData(worksheet_path));
     }
 
diff --git a/src/xlsx/xlsxworkbook.cpp b/src/xlsx/xlsxworkbook.cpp
index 83ae267..8f8e989 100755
--- a/src/xlsx/xlsxworkbook.cpp
+++ b/src/xlsx/xlsxworkbook.cpp
@@ -136,6 +136,21 @@ Worksheet *Workbook::addWorksheet(const QString &name)
     return insertWorkSheet(d->worksheets.size(), name);
 }
 
+/*!
+ * \internal
+ * Used only when load the xlsx file!!
+ */
+Worksheet *Workbook::addWorksheet(const QString &name, int sheetId)
+{
+    Q_D(Workbook);
+    if (sheetId > d->last_sheet_id)
+        d->last_sheet_id = sheetId;
+
+    Worksheet *sheet = new Worksheet(name, sheetId, this);
+    d->worksheets.append(QSharedPointer<Worksheet>(sheet));
+    return sheet;
+}
+
 Worksheet *Workbook::insertWorkSheet(int index, const QString &name)
 {
     Q_D(Workbook);
@@ -325,10 +340,14 @@ QSharedPointer<Workbook> Workbook::loadFromXmlFile(QIODevice *device)
          QXmlStreamReader::TokenType token = reader.readNext();
          if (token == QXmlStreamReader::StartElement) {
              if (reader.name() == QLatin1String("sheet")) {
+                 XlsxSheetItemInfo info;
                  QXmlStreamAttributes attributes = reader.attributes();
-                 QString sheetName = attributes.value(QLatin1String("name")).toString();
-                 QString rId = attributes.value(QLatin1String("r:id")).toString();
-                 book->d_func()->sheetNameIdPairList.append(QPair<QString, QString>(sheetName, rId));
+                 info.name = attributes.value(QLatin1String("name")).toString();
+                 info.sheetId = attributes.value(QLatin1String("sheetId")).toInt();
+                 info.rId = attributes.value(QLatin1String("r:id")).toString();
+                 if (attributes.hasAttribute(QLatin1String("state")))
+                     info.state = attributes.value(QLatin1String("state")).toString();
+                 book->d_func()->sheetItemInfoList.append(info);
              } else if (reader.name() == QLatin1String("workbookPr")) {
                 QXmlStreamAttributes attrs = reader.attributes();
                 if (attrs.hasAttribute(QLatin1String("date1904")))
diff --git a/src/xlsx/xlsxworkbook.h b/src/xlsx/xlsxworkbook.h
index 381ac90..198285a 100755
--- a/src/xlsx/xlsxworkbook.h
+++ b/src/xlsx/xlsxworkbook.h
@@ -85,7 +85,7 @@ private:
     QList<QImage> images();
     QList<Drawing *> drawings();
     void prepareDrawings();
-
+    Worksheet *addWorksheet(const QString &name, int sheetId);
     WorkbookPrivate * const d_ptr;
 };
 
diff --git a/src/xlsx/xlsxworkbook_p.h b/src/xlsx/xlsxworkbook_p.h
index 7eb01b6..daced11 100644
--- a/src/xlsx/xlsxworkbook_p.h
+++ b/src/xlsx/xlsxworkbook_p.h
@@ -30,6 +30,16 @@
 
 namespace QXlsx {
 
+struct XlsxSheetItemInfo
+{
+    XlsxSheetItemInfo(){}
+
+    QString name;
+    int sheetId;
+    QString rId;
+    QString state;
+};
+
 class WorkbookPrivate
 {
     Q_DECLARE_PUBLIC(Workbook)
@@ -44,7 +54,7 @@ public:
     QList<QImage> images;
     QList<Drawing *> drawings;
 
-    QList<QPair<QString, QString> > sheetNameIdPairList;//Data from xml file
+    QList<XlsxSheetItemInfo> sheetItemInfoList;//Data from xml file
 
     bool strings_to_numbers_enabled;
     bool date1904;