diff --git a/Modules/RDF/mitkRdfUri.cpp b/Modules/RDF/mitkRdfUri.cpp
index 0c998637c4..55aebc512f 100644
--- a/Modules/RDF/mitkRdfUri.cpp
+++ b/Modules/RDF/mitkRdfUri.cpp
@@ -1,55 +1,53 @@
 /*===================================================================
 
 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 "mitkRdfUri.h"
 
-#include <string>
-
 namespace mitk {
   RdfUri::RdfUri()
   {
   }
 
   RdfUri::RdfUri(std::string uri)
     : m_Uri(uri)
   {
   }
 
   RdfUri::~RdfUri()
   {
   }
 
   std::string RdfUri::ToString() const
   {
     return m_Uri;
   }
 
   void RdfUri::SetUri(std::string uri)
   {
     m_Uri = uri;
   }
 
   bool RdfUri::operator==(const RdfUri &u) const
   {
     if (this->m_Uri.compare(u.m_Uri) != 0) return false;
     return true;
   }
 
   bool RdfUri::operator!=(const RdfUri &u) const
   {
     return !operator==(u);
   }
 } // end of namespace mitk
diff --git a/Modules/RDF/mitkRdfUri.h b/Modules/RDF/mitkRdfUri.h
index 8e003176f1..e5ca22c265 100644
--- a/Modules/RDF/mitkRdfUri.h
+++ b/Modules/RDF/mitkRdfUri.h
@@ -1,64 +1,65 @@
 /*===================================================================
 
 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 MITKRDFURI_H
 #define MITKRDFURI_H
 
 #include <MitkRDFExports.h>
+
 #include <string>
 
 namespace mitk {
   /**
   * \ingroup MitkRDFModule
   */
   class MitkRDF_EXPORT RdfUri
   {
   public:
 
     /**
     * Construct a empty RdfUri.
     */
     RdfUri();
 
     /**
     * Construct a RdfUri with a value.
     * @param uri A std:string which represents the transfer parameter from a URI.
     */
     explicit RdfUri(std::string uri);
 
     virtual ~RdfUri();
 
     /**
     * Returns the string value of an RdfUri.
     * @return Value of RdfUri as std:string.
     */
     std::string ToString() const;
 
     /**
     * Set the value of an RdfUri.
     * @param uri New value of an RdfUri.
     */
     void SetUri(std::string uri);
 
     bool operator==(const RdfUri &u) const;
     bool operator!=(const RdfUri &u) const;
 
   private:
     std::string m_Uri;
   };
 }
 
 #endif // MITKRDFURI_H