diff --git a/Optimal_transportation_reconstruction_2/demo/Optimal_transportation_reconstruction_2/scene.h b/Optimal_transportation_reconstruction_2/demo/Optimal_transportation_reconstruction_2/scene.h
index 4d8330d5bde..dd826b0b44f 100644
--- a/Optimal_transportation_reconstruction_2/demo/Optimal_transportation_reconstruction_2/scene.h
+++ b/Optimal_transportation_reconstruction_2/demo/Optimal_transportation_reconstruction_2/scene.h
@@ -104,11 +104,12 @@ public:
   }
 
   ~Scene() {
-    clear();
+    delete m_pwsrec;
   }
 
   void clear() {
-    m_pwsrec->clear();
+    delete m_pwsrec;
+    m_pwsrec = new Optimal_transportation_reconstruction_kerneled_2();
     m_samples.clear();
   }