diff --git a/PRIVATE b/PRIVATE
index ddb0dae72..dc9722c3c 160000
--- a/PRIVATE
+++ b/PRIVATE
@@ -1 +1 @@
-Subproject commit ddb0dae72af9012cca45d9fa5665da41815e88f7
+Subproject commit dc9722c3c9787bbb0f63308a7015b6709e6d4f94
diff --git a/processing/post/vtk_addGridData.py b/processing/post/vtk_addGridData.py
index a1713afb1..c458b1f07 100755
--- a/processing/post/vtk_addGridData.py
+++ b/processing/post/vtk_addGridData.py
@@ -25,10 +25,6 @@ parser.add_option(      '--vtk',
                   dest = 'vtk',
                   type = 'string', metavar = 'string',
                   help = 'VTK file name')
-parser.add_option(      '--inplace',
-                  dest = 'inplace',
-                  action = 'store_true',
-                  help = 'modify VTK file in-place')
 parser.add_option('-r', '--render',
                   dest = 'render',
                   action = 'store_true',
@@ -49,7 +45,6 @@ parser.add_option('-c', '--color',
 parser.set_defaults(data = [],
                     tensor = [],
                     color = [],
-                    inplace = False,
                     render = False,
 )
 
@@ -64,24 +59,23 @@ if os.path.splitext(options.vtk)[1] == '.vtr':
   reader.Update()
   rGrid = reader.GetOutput()
   writer = vtk.vtkXMLRectilinearGridWriter()
-  writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtr' if options.inplace else '_added.vtr'))
 elif os.path.splitext(options.vtk)[1] == '.vtk':
   reader = vtk.vtkGenericDataObjectReader()
   reader.SetFileName(options.vtk)
   reader.Update()
   rGrid = reader.GetRectilinearGridOutput()
   writer = vtk.vtkXMLRectilinearGridWriter()
-  writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtr' if options.inplace else '_added.vtr'))
 elif os.path.splitext(options.vtk)[1] == '.vtu':
   reader = vtk.vtkXMLUnstructuredGridReader()
   reader.SetFileName(options.vtk)
   reader.Update()
   rGrid = reader.GetOutput()
   writer = vtk.vtkXMLUnstructuredGridWriter()
-  writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtu' if options.inplace else '_added.vtu'))
 else:
   parser.error('Unsupported VTK file type extension.')
 
+writer.SetFileName(options.vtk)
+
 Npoints = rGrid.GetNumberOfPoints()
 Ncells  = rGrid.GetNumberOfCells()
 
diff --git a/processing/post/vtk_addPointcloudData.py b/processing/post/vtk_addPointCloudData.py
similarity index 96%
rename from processing/post/vtk_addPointcloudData.py
rename to processing/post/vtk_addPointCloudData.py
index 369320d3d..5ab1d419e 100755
--- a/processing/post/vtk_addPointcloudData.py
+++ b/processing/post/vtk_addPointCloudData.py
@@ -23,10 +23,6 @@ parser.add_option(      '--vtk',
                   dest = 'vtk',
                   type = 'string', metavar = 'string',
                   help = 'VTK file name')
-parser.add_option(      '--inplace',
-                  dest = 'inplace',
-                  action = 'store_true',
-                  help = 'modify VTK file in-place')
 parser.add_option('-r', '--render',
                   dest = 'render',
                   action = 'store_true',
@@ -153,7 +149,7 @@ for name in filenames:
   writer = vtk.vtkXMLPolyDataWriter()
   writer.SetDataModeToBinary()
   writer.SetCompressorTypeToZLib()
-  writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtp' if options.inplace else '_added.vtp'))
+  writer.SetFileName(options.vtk)
   writer.SetInputData(Polydata)
   writer.Write()
 
diff --git a/processing/post/vtk_addRectilinearGridData.py b/processing/post/vtk_addRectilinearGridData.py
index 83a1451a0..e445214fd 100755
--- a/processing/post/vtk_addRectilinearGridData.py
+++ b/processing/post/vtk_addRectilinearGridData.py
@@ -25,10 +25,6 @@ parser.add_option(      '--vtk',
                   dest = 'vtk',
                   type = 'string', metavar = 'string',
                   help = 'VTK file name')
-parser.add_option(      '--inplace',
-                  dest = 'inplace',
-                  action = 'store_true',
-                  help = 'modify VTK file in-place')
 parser.add_option('-r', '--render',
                   dest = 'render',
                   action = 'store_true',
@@ -49,7 +45,6 @@ parser.add_option('-c', '--color',
 parser.set_defaults(data = [],
                     tensor = [],
                     color = [],
-                    inplace = False,
                     render = False,
 )
 
@@ -158,16 +153,14 @@ for name in filenames:
       elif mode == 'point': rGrid.GetPointData().AddArray(VTKarray[me])
 
   rGrid.Modified()
-  if vtk.VTK_MAJOR_VERSION <= 5: rGrid.Update()
 
 # ------------------------------------------ output result ---------------------------------------
 
   writer = vtk.vtkXMLRectilinearGridWriter()
   writer.SetDataModeToBinary()
   writer.SetCompressorTypeToZLib()
-  writer.SetFileName(os.path.splitext(options.vtk)[0]+('.vtr' if options.inplace else '_added.vtr'))
-  if vtk.VTK_MAJOR_VERSION <= 5: writer.SetInput(rGrid)
-  else:                          writer.SetInputData(rGrid)
+  writer.SetFileName(options.vtk)
+  writer.SetInputData(rGrid)
   writer.Write()
 
 # ------------------------------------------ render result ---------------------------------------