diff --git a/libsrc/meshing/meshtype.hpp b/libsrc/meshing/meshtype.hpp
index 1dc2ac98..6f70248f 100644
--- a/libsrc/meshing/meshtype.hpp
+++ b/libsrc/meshing/meshtype.hpp
@@ -454,12 +454,6 @@ namespace netgen
   {
   public:
     using Index<int,ElementIndex,0>::Index;
-    /*
-  private:
-    operator int() const { return i; }
-  public:
-    operator ptrdiff_t() const { return i; }
-    */
   };
   
   inline istream & operator>> (istream & ist, ElementIndex & pi)