diff --git a/Modules/CoreCmdApps/FileConverter.cpp b/Modules/CoreCmdApps/FileConverter.cpp
index 009c67c1e1..197fa9fa67 100644
--- a/Modules/CoreCmdApps/FileConverter.cpp
+++ b/Modules/CoreCmdApps/FileConverter.cpp
@@ -1,112 +1,116 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 
 #include "mitkProperties.h"
 
 #include "mitkCommandLineParser.h"
 #include "mitkIOUtil.h"
 
 #include <itksys/SystemTools.hxx>
 
 #include "mitkPreferenceListReaderOptionsFunctor.h"
 
 
 int main(int argc, char* argv[])
 {
   mitkCommandLineParser parser;
 
   parser.setTitle("File Converter");
   parser.setCategory("Basic Image Processing");
   parser.setDescription("");
   parser.setContributor("German Cancer Research Center (DKFZ)");
 
   parser.setArgumentPrefix("--","-");
   // Add command line argument names
   parser.addArgument("help", "h",mitkCommandLineParser::Bool, "Help:", "Show this help text");
   parser.addArgument("input", "i", mitkCommandLineParser::File, "Input file:", "Input File",us::Any(),false, false, false, mitkCommandLineParser::Input);
   parser.addArgument("output", "o", mitkCommandLineParser::File, "Output file:", "Output file", us::Any(), false, false, false, mitkCommandLineParser::Output);
   parser.addArgument("reader", "r", mitkCommandLineParser::String, "Reader Name", "Reader Name", us::Any());
   parser.addArgument("list-readers", "lr", mitkCommandLineParser::Bool, "Reader Name", "Reader Name", us::Any());
 
 
   std::map<std::string, us::Any> parsedArgs = parser.parseArguments(argc, argv);
 
   if (parsedArgs.size()==0)
       return EXIT_FAILURE;
 
   // Show a help message
   if ( parsedArgs.count("help") || parsedArgs.count("h"))
   {
     std::cout << parser.helpText();
     return EXIT_SUCCESS;
   }
 
   std::string inputFilename = us::any_cast<std::string>(parsedArgs["input"]);
   std::string outputFilename = us::any_cast<std::string>(parsedArgs["output"]);
 
   mitk::PreferenceListReaderOptionsFunctor::ListType preference = {};
   if (parsedArgs.count("reader"))
   {
     preference.push_back(us::any_cast<std::string>(parsedArgs["reader"]));
   }
 
   if (parsedArgs.count("list-readers"))
   {
     mitk::IOUtil::LoadInfo loadInfo(inputFilename);
     auto readers = loadInfo.m_ReaderSelector.Get();
 
     std::string errMsg;
     if (readers.empty())
     {
       if (!itksys::SystemTools::FileExists(loadInfo.m_Path.c_str()))
       {
         errMsg += "File '" + loadInfo.m_Path + "' does not exist\n";
       }
       else
       {
         errMsg += "No reader available for '" + loadInfo.m_Path + "'\n";
       }
       MITK_ERROR << errMsg;
       return 0;
     }
 
     std::cout << "Available Readers: "<<std::endl << "------------------------" << std::endl;
     for (auto reader : loadInfo.m_ReaderSelector.Get())
     {
       std::cout  << " : " << reader.GetDescription() << std::endl;
     }
     return 0;
   }
 
   mitk::PreferenceListReaderOptionsFunctor::ListType emptyList = {};
   mitk::PreferenceListReaderOptionsFunctor functor = mitk::PreferenceListReaderOptionsFunctor(preference, emptyList);
 
   std::string extension = itksys::SystemTools::GetFilenameExtension(outputFilename);
   std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(outputFilename);
   std::string path = itksys::SystemTools::GetFilenamePath(outputFilename);
+  if (!path.empty())
+  {
+    path = path + mitk::IOUtil::GetDirectorySeparator();
+  }
 
   auto nodes = mitk::IOUtil::Load(inputFilename, &functor);
 
   unsigned count = 0;
   for (auto node : nodes)
   {
-    std::string writeName = path + "/" + filename + extension;
+    std::string writeName = path + filename + extension;
     if (count > 0)
     {
-      writeName = path + "/" + filename + "_" + std::to_string(count) + extension;
+      writeName = path + filename + "_" + std::to_string(count) + extension;
     }
     mitk::IOUtil::Save(node, writeName);
     ++count;
   }
 
   return EXIT_SUCCESS;
 }