diff --git a/aboutdata.h b/aboutdata.h
index 8e1999a84..97d974693 100644
--- a/aboutdata.h
+++ b/aboutdata.h
@@ -14,6 +14,8 @@
 
 #include "core/version.h"
 
+#include <klocalizedstring.h>
+
 inline KAboutData okularAboutData()
 {
     KAboutData about(
diff --git a/core/document.cpp b/core/document.cpp
index fa3127966..a07e6de63 100644
--- a/core/document.cpp
+++ b/core/document.cpp
@@ -28,6 +28,7 @@
 #include <QtCore/QFile>
 #include <QtCore/QFileInfo>
 #include <QtCore/QMap>
+#include <QtCore/qtemporaryfile.h>
 #include <QtCore/QTextStream>
 #include <QtCore/QTimer>
 #include <QtWidgets/QApplication>
@@ -50,7 +51,6 @@
 #include <krun.h>
 #include <kshell.h>
 #include <kstandarddirs.h>
-#include <ktemporaryfile.h>
 #include <ktoolinvocation.h>
 #include <kzip.h>
 
@@ -108,8 +108,8 @@ struct ArchiveData
     {
     }
 
-    KTemporaryFile document;
-    KTemporaryFile metadataFile;
+    QTemporaryFile document;
+    QTemporaryFile metadataFile;
 };
 
 struct RunningSearch
@@ -962,7 +962,7 @@ Document::OpenResult DocumentPrivate::openDocumentInternal( const KService::Ptr&
         }
         else
         {
-            m_tempFile = new KTemporaryFile();
+            m_tempFile = new QTemporaryFile();
             if ( !m_tempFile->open() )
             {
                 delete m_tempFile;
@@ -1002,7 +1002,7 @@ Document::OpenResult DocumentPrivate::openDocumentInternal( const KService::Ptr&
     return openResult;
 }
 
-bool DocumentPrivate::savePageDocumentInfo( KTemporaryFile *infoFile, int what ) const
+bool DocumentPrivate::savePageDocumentInfo( QTemporaryFile *infoFile, int what ) const
 {
     if ( infoFile->open() )
     {
@@ -4190,7 +4190,7 @@ Document::OpenResult Document::openDocumentArchive( const QString & docFile, con
     std::auto_ptr< ArchiveData > archiveData( new ArchiveData() );
     const int dotPos = documentFileName.indexOf( '.' );
     if ( dotPos != -1 )
-        archiveData->document.setSuffix( documentFileName.mid( dotPos ) );
+        archiveData->document.setFileTemplate(QDir::tempPath() + QLatin1String("/okular_XXXXXX") + documentFileName.mid(dotPos));
     if ( !archiveData->document.open() )
         return OpenError;
 
@@ -4205,7 +4205,7 @@ Document::OpenResult Document::openDocumentArchive( const QString & docFile, con
     if ( metadataEntry && metadataEntry->isFile() )
     {
         std::auto_ptr< QIODevice > metadataEntryDevice( static_cast< const KZipFileEntry * >( metadataEntry )->createDevice() );
-        archiveData->metadataFile.setSuffix( ".xml" );
+        archiveData->metadataFile.setFileTemplate(QDir::tempPath() + QLatin1String("/okular_XXXXXX.xml"));
         if ( archiveData->metadataFile.open() )
         {
             copyQIODevice( metadataEntryDevice.get(), &archiveData->metadataFile );
@@ -4276,7 +4276,7 @@ bool Document::saveDocumentArchive( const QString &fileName )
     metadataFileNameNode.appendChild( contentDoc.createTextNode( "metadata.xml" ) );
 
     // If the generator can save annotations natively, do it
-    KTemporaryFile modifiedFile;
+    QTemporaryFile modifiedFile;
     bool annotationsSavedNatively = false;
     if ( d->canAddAnnotationsNatively() )
     {
@@ -4298,7 +4298,7 @@ bool Document::saveDocumentArchive( const QString &fileName )
         }
     }
 
-    KTemporaryFile metadataFile;
+    QTemporaryFile metadataFile;
     PageItems saveWhat = annotationsSavedNatively ? None : AnnotationPageItems;
     if ( !d->savePageDocumentInfo( &metadataFile, saveWhat ) )
         return false;
diff --git a/core/document_p.h b/core/document_p.h
index 51632ecc7..0ed4e3f91 100644
--- a/core/document_p.h
+++ b/core/document_p.h
@@ -32,7 +32,7 @@ class QUndoStack;
 class QEventLoop;
 class QFile;
 class QTimer;
-class KTemporaryFile;
+class QTemporaryFile;
 
 struct AllocatedPixmap;
 struct ArchiveData;
@@ -129,7 +129,7 @@ class DocumentPrivate
         ConfigInterface* generatorConfig( GeneratorInfo& info );
         SaveInterface* generatorSave( GeneratorInfo& info );
         Document::OpenResult openDocumentInternal( const KService::Ptr& offer, bool isstdin, const QString& docFile, const QByteArray& filedata, const QString& password );
-        bool savePageDocumentInfo( KTemporaryFile *infoFile, int what ) const;
+        bool savePageDocumentInfo( QTemporaryFile *infoFile, int what ) const;
         DocumentViewport nextDocumentViewport() const;
         void notifyAnnotationChanges( int page );
         bool canAddAnnotationsNatively() const;
@@ -198,7 +198,7 @@ class DocumentPrivate
         // cached stuff
         QString m_docFileName;
         QString m_xmlFileName;
-        KTemporaryFile *m_tempFile;
+        QTemporaryFile *m_tempFile;
         qint64 m_docSize;
 
         // viewport stuff
diff --git a/generators/djvu/generator_djvu.cpp b/generators/djvu/generator_djvu.cpp
index 9338cf5f4..5190965fa 100644
--- a/generators/djvu/generator_djvu.cpp
+++ b/generators/djvu/generator_djvu.cpp
@@ -28,7 +28,7 @@
 #include <kaboutdata.h>
 #include <QtCore/QDebug>
 #include <klocale.h>
-#include <ktemporaryfile.h>
+#include <qtemporaryfile.h>
 
 static void recurseCreateTOC( QDomDocument &maindoc, const QDomNode &parent, QDomNode &parentDestination, KDjVu *djvu )
 {
@@ -186,8 +186,7 @@ bool DjVuGenerator::print( QPrinter& printer )
     bool result = false;
 
     // Create tempfile to write to
-    KTemporaryFile tf;
-    tf.setSuffix( ".ps" );
+    QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
     if ( !tf.open() )
         return false;
 
diff --git a/generators/dvi/dviexport.cpp b/generators/dvi/dviexport.cpp
index 32f079492..c8db452b7 100644
--- a/generators/dvi/dviexport.cpp
+++ b/generators/dvi/dviexport.cpp
@@ -220,7 +220,7 @@ DVIExportToPS::DVIExportToPS(dviRenderer& parent,
   if (!options.isEmpty() || dvi.suggestedPageSize != 0) {
     // Get a name for a temporary file.
     // Must open the QTemporaryFile to access the name.
-    KTemporaryFile tmpfile;
+    QTemporaryFile tmpfile;
     tmpfile.setAutoRemove(false);
     tmpfile.open();
     tmpfile_name_ = tmpfile.fileName();
diff --git a/generators/dvi/generator_dvi.cpp b/generators/dvi/generator_dvi.cpp
index 1690e90ff..0d555d4ec 100644
--- a/generators/dvi/generator_dvi.cpp
+++ b/generators/dvi/generator_dvi.cpp
@@ -25,16 +25,17 @@
 #include "TeXFont.h"
 
 #include <qapplication.h>
+#include <qdir.h>
 #include <qstring.h>
 #include <qurl.h>
 #include <qvector.h>
 #include <qstack.h>
+#include <qtemporaryfile.h>
 #include <qmutex.h>
 
 #include <kaboutdata.h>
 #include <QtCore/QDebug>
 #include <klocale.h>
-#include <ktemporaryfile.h>
 
 #ifdef DVI_OPEN_BUSYLOOP
 #ifdef Q_OS_UNIX
@@ -548,8 +549,7 @@ void DviGenerator::loadPages( QVector< Okular::Page * > &pagesVector )
 bool DviGenerator::print( QPrinter& printer )
 {
     // Create tempfile to write to
-    KTemporaryFile tf;
-    tf.setSuffix( ".ps" );
+    QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps" ));
     if ( !tf.open() )
         return false;
 
diff --git a/generators/dvi/psgs.cpp b/generators/dvi/psgs.cpp
index 3b0b9a2c4..13117c47f 100644
--- a/generators/dvi/psgs.cpp
+++ b/generators/dvi/psgs.cpp
@@ -160,9 +160,8 @@ void ghostscript_interface::gs_generate_graphics_file(const PageNumber& page, co
 
   // Generate a PNG-file
   // Step 1: Write the PostScriptString to a File
-  KTemporaryFile PSfile;
+  QTemporaryFile PSfile(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
   PSfile.setAutoRemove(false);
-  PSfile.setSuffix(".ps");
   PSfile.open();
   const QString PSfileName = PSfile.fileName();
 
diff --git a/generators/poppler/generator_pdf.cpp b/generators/poppler/generator_pdf.cpp
index 2b8a9e581..4140a5555 100644
--- a/generators/poppler/generator_pdf.cpp
+++ b/generators/poppler/generator_pdf.cpp
@@ -14,22 +14,23 @@
 // qt/kde includes
 #include <qcheckbox.h>
 #include <qcolor.h>
+#include <qdir.h>
 #include <qfile.h>
 #include <qimage.h>
 #include <qlayout.h>
 #include <qmutex.h>
 #include <qregexp.h>
 #include <qstack.h>
+#include <qtemporaryfile.h>
 #include <qtextstream.h>
 #include <QPrinter>
 #include <QPainter>
+#include <QtCore/QDebug>
 
 #include <k4aboutdata.h>
 #include <kconfigdialog.h>
 #include <klocale.h>
 #include <kmessagebox.h>
-#include <ktemporaryfile.h>
-#include <QtCore/QDebug>
 #include <kglobal.h>
 
 #include <core/action.h>
@@ -1018,8 +1019,7 @@ bool PDFGenerator::print( QPrinter& printer )
     }
 
     // Create the tempfile to send to FilePrinter, which will manage the deletion
-    KTemporaryFile tf;
-    tf.setSuffix( ".ps" );
+    QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
     if ( !tf.open() )
     {
         lastPrintError = TemporaryFileOpenPrintError;
diff --git a/generators/spectre/generator_ghostview.cpp b/generators/spectre/generator_ghostview.cpp
index 493f12c7b..e951e4471 100644
--- a/generators/spectre/generator_ghostview.cpp
+++ b/generators/spectre/generator_ghostview.cpp
@@ -105,8 +105,7 @@ bool GSGenerator::print( QPrinter& printer )
     bool result = false;
 
     // Create tempfile to write to
-    KTemporaryFile tf;
-    tf.setSuffix( ".ps" );
+    QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
 
     // Get list of pages to print
     QList<int> pageList = Okular::FilePrinter::pageList( printer,
@@ -119,7 +118,7 @@ bool GSGenerator::print( QPrinter& printer )
     if ( printer.outputFileName().right(3) == "pdf" )
     {
         exportFormat = SPECTRE_EXPORTER_FORMAT_PDF;
-        tf.setSuffix(".pdf");
+        tf.setFileTemplate(QDir::tempPath() + QLatin1String("/okular_XXXXXX.pdf"));
     }
 
     if ( !tf.open() )
diff --git a/part.cpp b/part.cpp
index c987fba58..a65c7f61d 100644
--- a/part.cpp
+++ b/part.cpp
@@ -29,6 +29,7 @@
 #include <qlayout.h>
 #include <qlabel.h>
 #include <qtimer.h>
+#include <qtemporaryfile.h>
 #include <QtPrintSupport/QPrinter>
 #include <QtPrintSupport/QPrintDialog>
 #include <QScrollBar>
@@ -52,7 +53,6 @@
 #include <kservicetypetrader.h>
 #include <kstandarddirs.h>
 #include <kstandardshortcut.h>
-#include <ktemporaryfile.h>
 #include <ktoggleaction.h>
 #include <ktogglefullscreenaction.h>
 #include <kio/job.h>
@@ -128,12 +128,12 @@ class FileKeeper
             }
         }
 
-        KTemporaryFile* copyToTemporary() const
+        QTemporaryFile* copyToTemporary() const
         {
             if ( !m_handle )
                 return 0;
 
-            KTemporaryFile * retFile = new KTemporaryFile;
+            QTemporaryFile * retFile = new QTemporaryFile;
             retFile->open();
 
             std::rewind( m_handle );
@@ -1165,8 +1165,7 @@ bool Part::slotImportPSFile()
     KUrl url = KFileDialog::getOpenUrl( KUrl(), "application/postscript", this->widget() );
     if ( url.isLocalFile() )
     {
-        KTemporaryFile tf;
-        tf.setSuffix( ".pdf" );
+        QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.pdf"));
         tf.setAutoRemove( false );
         if ( !tf.open() )
             return false;
@@ -2204,7 +2203,7 @@ void Part::slotSaveFileAs()
 
 bool Part::saveAs( const QUrl & saveUrl )
 {
-    KTemporaryFile tf;
+    QTemporaryFile tf;
     QString fileName;
     if ( !tf.open() )
     {
@@ -2260,7 +2259,7 @@ void Part::slotSaveCopyAs()
         // make use of the already downloaded (in case of remote URLs) file,
         // no point in downloading that again
         KUrl srcUrl = KUrl::fromPath( localFilePath() );
-        KTemporaryFile * tempFile = 0;
+        QTemporaryFile * tempFile = 0;
         // duh, our local file disappeared...
         if ( !QFile::exists( localFilePath() ) )
         {
@@ -2375,9 +2374,8 @@ void Part::slotPrintPreview()
     else
     {
         // Generate a temp filename for Print to File, then release the file so generator can write to it
-        KTemporaryFile tf;
+        QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
         tf.setAutoRemove( true );
-        tf.setSuffix( ".ps" );
         tf.open();
         printer.setOutputFileName( tf.fileName() );
         tf.close();
@@ -2845,7 +2843,7 @@ bool Part::handleCompressed( QString &destpath, const QString &path, const QStri
 
     // we are working with a compressed file, decompressing
     // temporary file for decompressing
-    KTemporaryFile *newtempfile = new KTemporaryFile();
+    QTemporaryFile *newtempfile = new QTemporaryFile();
     newtempfile->setAutoRemove(true);
 
     if ( !newtempfile->open() )
diff --git a/part.h b/part.h
index c8cfa19d6..30aa654e1 100644
--- a/part.h
+++ b/part.h
@@ -47,7 +47,7 @@ class KToggleAction;
 class KToggleFullScreenAction;
 class KSelectAction;
 class KAboutData;
-class KTemporaryFile;
+class QTemporaryFile;
 class QAction;
 namespace KParts { class GUIActivateEvent; }
 
@@ -252,7 +252,7 @@ class OKULAR_PART_EXPORT Part : public KParts::ReadWritePart, public Okular::Doc
         
         static int numberOfParts;
 
-        KTemporaryFile *m_tempfile;
+        QTemporaryFile *m_tempfile;
 
         // the document
         Okular::Document * m_document;
diff --git a/ui/latexrenderer.cpp b/ui/latexrenderer.cpp
index ded410020..32c03fb09 100644
--- a/ui/latexrenderer.cpp
+++ b/ui/latexrenderer.cpp
@@ -15,12 +15,12 @@
 #include <QtCore/QDebug>
 #include <kstandarddirs.h>
 #include <kprocess.h>
-#include <ktemporaryfile.h>
 
 #include <QColor>
 #include <QDir>
 #include <QFileInfo>
 #include <QImage>
+#include <qtemporaryfile.h>
 #include <QTextDocument>
 #include <QTextStream>
 
@@ -118,9 +118,7 @@ LatexRenderer::Error LatexRenderer::handleLatex( QString& fileName, const QStrin
     KProcess latexProc;
     KProcess dvipngProc;
 
-    KTemporaryFile *tempFile = new KTemporaryFile();
-    tempFile->setPrefix("kdelatex-");
-    tempFile->setSuffix(".tex");
+    QTemporaryFile *tempFile = new QTemporaryFile(QDir::tempPath() + QLatin1String("/okular_kdelatex-XXXXXX.tex"));
     tempFile->open();
     QString tempFileName = tempFile->fileName();
     QFileInfo *tempFileInfo = new QFileInfo(tempFileName);