diff --git a/Modules/DataTypesExt/src/mitkEllipsoid.cpp b/Modules/DataTypesExt/src/mitkEllipsoid.cpp
index ff49c1625a..0954af82c6 100644
--- a/Modules/DataTypesExt/src/mitkEllipsoid.cpp
+++ b/Modules/DataTypesExt/src/mitkEllipsoid.cpp
@@ -1,55 +1,54 @@
 /*===================================================================
 
 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 "mitkEllipsoid.h"
 #include "mitkNumericTypes.h"
 #include "vtkLinearTransform.h"
 #include <vtkSphereSource.h>
 
 mitk::Ellipsoid::Ellipsoid() : BoundingObject()
 {
-  vtkSmartPointer<vtkSphereSource> sphere = vtkSmartPointer<vtkSphereSource>::New();
+  auto sphere = vtkSmartPointer<vtkSphereSource>::New();
   sphere->SetRadius(1.0);
   sphere->SetThetaResolution(20);
   sphere->SetPhiResolution(20);
   sphere->Update();
   SetVtkPolyData(sphere->GetOutput());
-  sphere->Delete();
 }
 
 mitk::Ellipsoid::~Ellipsoid()
 {
 }
 
 bool mitk::Ellipsoid::IsInside(const Point3D &worldPoint) const
 {
   // transform point from world to object coordinates
   ScalarType p[4];
   p[0] = worldPoint[0];
   p[1] = worldPoint[1];
   p[2] = worldPoint[2];
   p[3] = 1;
 
   GetGeometry()->GetVtkTransform()->GetInverse()->TransformPoint(p, p);
 
   return (pow(p[0], 2) + pow(p[1], 2) + pow(p[2], 2) <= 1);
 }
 
 mitk::ScalarType mitk::Ellipsoid::GetVolume()
 {
   return GetGeometry()->GetExtentInMM(0) * 0.5 * GetGeometry()->GetExtentInMM(1) * 0.5 *
          GetGeometry()->GetExtentInMM(2) * 0.5 * vnl_math::pi * 4.0 / 3.0;
 }