diff --git a/Modules/QmitkExt/QmitkAboutDialog/QmitkAboutDialog.cpp b/Modules/QmitkExt/QmitkAboutDialog/QmitkAboutDialog.cpp
index 734f7e5ccd..d776e642cc 100644
--- a/Modules/QmitkExt/QmitkAboutDialog/QmitkAboutDialog.cpp
+++ b/Modules/QmitkExt/QmitkAboutDialog/QmitkAboutDialog.cpp
@@ -1,87 +1,88 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 #include "QmitkAboutDialog.h"
 #include "QmitkModulesDialog.h"
 #include <mitkVersion.h>
 #include <itkConfigure.h>
 #include <vtkConfigure.h>
 #include <QPushButton>
+#include <vtkVersionMacros.h>
 
 QmitkAboutDialog::QmitkAboutDialog(QWidget* parent, Qt::WindowFlags f)
   : QDialog(parent, f)
 {
   m_GUI.setupUi(this);
 
   QString mitkRevision(MITK_REVISION);
   QString mitkRevisionDescription(MITK_REVISION_DESC);
   QString itkVersion = QString("%1.%2.%3").arg(ITK_VERSION_MAJOR).arg(ITK_VERSION_MINOR).arg(ITK_VERSION_PATCH);
   QString vtkVersion = QString("%1.%2.%3").arg(VTK_MAJOR_VERSION).arg(VTK_MINOR_VERSION).arg(VTK_BUILD_VERSION);
 
   QString revisionText = QString("Revision: %1").arg(MITK_REVISION);
 
   if (!QString(MITK_REVISION_DESC).isEmpty())
     revisionText += QString("\nDescription: %1").arg(MITK_REVISION_DESC);
 
   m_GUI.m_RevisionLabel->setText(revisionText);
   m_GUI.m_ToolkitVersionsLabel->setText(QString("ITK %1, VTK %2, Qt %3").arg(itkVersion, vtkVersion, QT_VERSION_STR));
 
   QPushButton* btnModules = new QPushButton(QIcon(":/qmitk/ModuleView.png"), "Modules");
   m_GUI.m_ButtonBox->addButton(btnModules, QDialogButtonBox::ActionRole);
 
   connect(btnModules, SIGNAL(clicked()), this, SLOT(ShowModules()));
   connect(m_GUI.m_ButtonBox, SIGNAL(rejected()), this, SLOT(reject()));
 }
 
 QmitkAboutDialog::~QmitkAboutDialog()
 {
 }
 
 void QmitkAboutDialog::ShowModules()
 {
   QmitkModulesDialog dialog(this);
   dialog.exec();
 }
 
 QString QmitkAboutDialog::GetAboutText() const
 {
   return m_GUI.m_AboutLabel->text();
 }
 
 QString QmitkAboutDialog::GetCaptionText() const
 {
   return m_GUI.m_CaptionLabel->text();
 }
 
 QString QmitkAboutDialog::GetRevisionText() const
 {
   return m_GUI.m_RevisionLabel->text();
 }
 
 void QmitkAboutDialog::SetAboutText(const QString &text)
 {
   m_GUI.m_AboutLabel->setText(text);
 }
 
 void QmitkAboutDialog::SetCaptionText(const QString &text)
 {
   m_GUI.m_CaptionLabel->setText(text);
 }
 
 void QmitkAboutDialog::SetRevisionText(const QString &text)
 {
   m_GUI.m_RevisionLabel->setText(text);
 }