diff --git a/ktnef/src/ktnefmain.cpp b/ktnef/src/ktnefmain.cpp
index 509d47f50..8da037847 100644
--- a/ktnef/src/ktnefmain.cpp
+++ b/ktnef/src/ktnefmain.cpp
@@ -34,12 +34,8 @@
 #include <KLocalizedString>
 #include <QMenu>
 #include <KMessageBox>
-#include <kio_version.h>
-#if KIO_VERSION >= QT_VERSION_CHECK(5, 71, 0)
 #include <KIO/JobUiDelegate>
 #include <KIO/OpenUrlJob>
-#endif
-#include <KRun>
 #include <KIO/ApplicationLauncherJob>
 #include <KIO/JobUiDelegate>
 #include <KShortcutsDialog>
@@ -51,6 +47,7 @@
 
 #include <KRecentFilesAction>
 #include <KConfigGroup>
+#include <KRun>
 
 #include <QContextMenuEvent>
 #include <QDir>
@@ -257,16 +254,10 @@ void KTNEFMain::viewFile()
         } else {
             qCDebug(KTNEFAPPS_LOG) << "Mime type from attachment object: " << mimename;
         }
-#if KIO_VERSION < QT_VERSION_CHECK(5, 71, 0)
-        KRun::RunFlags flags;
-        flags |= KRun::DeleteTemporaryFiles;
-        KRun::runUrl(url, mimename, this, flags);
-#else
         KIO::OpenUrlJob *job = new KIO::OpenUrlJob(url, mimename);
         job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
         job->setDeleteTemporaryFile(true);
         job->start();
-#endif
     } else {
         KMessageBox::information(
             this,
@@ -517,17 +508,10 @@ void KTNEFMain::slotShowMessageText()
         tmpFile->setPermissions(QFile::ReadUser);
         tmpFile->write(rtf.toLocal8Bit());
         tmpFile->close();
-
-#if KIO_VERSION < QT_VERSION_CHECK(5, 71, 0)
-        KRun::RunFlags flags;
-        flags |= KRun::DeleteTemporaryFiles;
-        KRun::runUrl(QUrl::fromLocalFile(tmpFile->fileName()), QStringLiteral("text/rtf"), this, flags);
-#else
         KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(tmpFile->fileName()), QStringLiteral("text/rtf"));
         job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
         job->setDeleteTemporaryFile(true);
         job->start();
-#endif
         delete tmpFile;
     } else {
         KMessageBox::error(