diff --git a/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkGEDicomDiffusionImageHeaderReader.h b/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkGEDicomDiffusionImageHeaderReader.h
index d50376719f..510719ac15 100644
--- a/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkGEDicomDiffusionImageHeaderReader.h
+++ b/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkGEDicomDiffusionImageHeaderReader.h
@@ -1,47 +1,47 @@
 /*===================================================================
 
 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.
 
 ===================================================================*/
 
 
 #ifndef __mitkGEDicomDiffusionImageHeaderReader_h__
-#define __mitkGEDicomDiffusionImageHeaderReader_h_
+#define __mitkGEDicomDiffusionImageHeaderReader_h__
 
 #include "mitkDicomDiffusionImageHeaderReader.h"
 
 namespace mitk
 {
 
   class GEDicomDiffusionImageHeaderReader : public DicomDiffusionImageHeaderReader
   {
   public:
 
     mitkClassMacro( GEDicomDiffusionImageHeaderReader, DicomDiffusionImageHeaderReader );
     itkNewMacro(Self);
 
     virtual void Update();
 
   protected:
 
     GEDicomDiffusionImageHeaderReader();
     virtual ~GEDicomDiffusionImageHeaderReader();
 
   };
 
 }
 
 #endif
 
 
 
diff --git a/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkSiemensDicomDiffusionImageHeaderReader.h b/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkSiemensDicomDiffusionImageHeaderReader.h
index 21eff64c3b..8e9375b5b3 100644
--- a/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkSiemensDicomDiffusionImageHeaderReader.h
+++ b/Modules/DiffusionImaging/DiffusionCore/DicomImport/mitkSiemensDicomDiffusionImageHeaderReader.h
@@ -1,58 +1,58 @@
 /*===================================================================
 
 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.
 
 ===================================================================*/
 
 
 #ifndef __mitkSiemensDicomDiffusionImageHeaderReader_h__
-#define __mitkSiemensDicomDiffusionImageHeaderReader_h_
+#define __mitkSiemensDicomDiffusionImageHeaderReader_h__
 
 #include "mitkDicomDiffusionImageHeaderReader.h"
 
 namespace mitk
 {
   /**
     @brief The SiemensDicomDiffusionImageHeaderReader class reads in the header information for the standard Siemens DICOM format
   */
   class SiemensDicomDiffusionImageHeaderReader : public DicomDiffusionImageHeaderReader
   {
   public:
 
     mitkClassMacro( SiemensDicomDiffusionImageHeaderReader, DicomDiffusionImageHeaderReader );
     itkNewMacro(Self);
 
     /** Extract the key value for the key nameString from the tagString */
     int ExtractSiemensDiffusionInformation( std::string tagString, std::string nameString, std::vector<double>& valueArray, int startPos = 0 );
 
     /** Extracts the diffusion gradient information from the tagString and stores it into the valueArray vector */
     int ExtractSiemensDiffusionGradientInformation( std::string tagString, std::string nameString, std::vector<double>& valueArray);
 
     /** Read the data */
     virtual void Update();
 
   protected:
     /** Default c'tor */
     SiemensDicomDiffusionImageHeaderReader();
 
     /** Default d'tor */
     virtual ~SiemensDicomDiffusionImageHeaderReader();
 
   };
 
 }
 
 #endif