diff --git a/Modules/OpenCL/ShaderSources/BinaryThresholdFilter.cl b/Modules/OpenCL/ShaderSources/BinaryThresholdFilter.cl
deleted file mode 100644
index 1c0056eb3f..0000000000
--- a/Modules/OpenCL/ShaderSources/BinaryThresholdFilter.cl
+++ /dev/null
@@ -1,53 +0,0 @@
-/*===================================================================
-
-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.
-
-===================================================================*/
-
-__kernel void ckBinaryThreshold(
-  __read_only image3d_t dSource, // input image
-  __global uchar* dDest, // output buffer
-  int lowerT, int upperT, int outsideVal, int insideVal // parameters
-)
-{
-  // get thread identifier
-  unsigned int globalPosX = get_global_id(0);
-  unsigned int globalPosY = get_global_id(1);
-  unsigned int globalPosZ = get_global_id(2);
-
-  // get image width and weight
-  const unsigned int uiWidth = get_image_width( dSource );
-  const unsigned int uiHeight = get_image_height( dSource );
-  const unsigned int uiDepth = get_image_depth( dSource );
-
-  // create an image sampler
-  const sampler_t defaultSampler = CLK_NORMALIZED_COORDS_FALSE | CLK_ADDRESS_CLAMP_TO_EDGE | CLK_FILTER_NEAREST ;
-
-  // terminate non-valid threads
-  if ( globalPosX < uiWidth && globalPosY < uiHeight && globalPosZ < uiDepth )
-  {
-    int result = outsideVal;
-
-    // get input value
-    int4 pixelValue = read_imagei( dSource, defaultSampler, (int4) (globalPosX, globalPosY, globalPosZ, 0 ));
-
-    if( (pixelValue.x >= lowerT) && (pixelValue.x <= upperT ) )
-    {
-      result = insideVal;
-    }
-
-    // store the result
-    dDest[ globalPosZ * uiWidth * uiHeight + globalPosY * uiWidth + globalPosX ] = result;
-  }
-
-}