diff --git a/Core/Code/Testing/mitkSurfaceGLMapper2DOpacityTest.cpp b/Core/Code/Testing/mitkSurfaceGLMapper2DOpacityTest.cpp
index 0f0fc2230b..ad02205ac0 100644
--- a/Core/Code/Testing/mitkSurfaceGLMapper2DOpacityTest.cpp
+++ b/Core/Code/Testing/mitkSurfaceGLMapper2DOpacityTest.cpp
@@ -1,51 +1,51 @@
 /*===================================================================
 
 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.
 
 ===================================================================*/
 
 //MITK
 #include "mitkTestingMacros.h"
 #include "mitkRenderingTestHelper.h"
 #include <mitkNodePredicateDataType.h>
 
 //VTK
 #include <vtkRegressionTestImage.h>
 
 
 int mitkSurfaceGLMapper2DOpacityTest(int argc, char* argv[])
 {
   // load all arguments into a datastorage, take last argument as reference rendering
   // setup a renderwindow of fixed size X*Y
   // render the datastorage
   // compare rendering to reference image
   MITK_TEST_BEGIN("mitkSurfaceGLMapper2DOpacityTest")
 
   mitk::RenderingTestHelper renderingHelper(640, 480, argc, argv);
   //Set the opacity for all images
 
   renderingHelper.GetDataStorage()->GetNode(mitk::NodePredicateDataType::New("Surface"))->SetProperty("opacity", mitk::FloatProperty::New(0.5f));
 
   //### Usage of CompareRenderWindowAgainstReference: See docu of mitkRrenderingTestHelper
   MITK_TEST_CONDITION( renderingHelper.CompareRenderWindowAgainstReference(argc, argv) == true, "CompareRenderWindowAgainstReference test result positive?" );
 
   //####################
   //Use this to generate a reference screenshot or save the file.
   //(Only in your local version of the test!)
-  if(true)
+  if(false)
   {
     renderingHelper.SaveReferenceScreenShot("/home/kilgus/Pictures/RenderingTestData/output.png");
   }
   //####################
   MITK_TEST_END();
 }