diff --git a/applications/utilities/postProcessing/dataConversion/foamToVTK/vtkTopo.H b/applications/utilities/postProcessing/dataConversion/foamToVTK/vtkTopo.H
index 156e20b83c8af50f501f172a1efcaa10fe278262..b45a5f3d2e573740ea97acd64fe69ec2ea6c2d52 100644
--- a/applications/utilities/postProcessing/dataConversion/foamToVTK/vtkTopo.H
+++ b/applications/utilities/postProcessing/dataConversion/foamToVTK/vtkTopo.H
@@ -80,16 +80,16 @@ public:
 
    // Public static data
 
+        // this must be consistent with the enumeration in "vtkCell.H"
         static const label VTK_TRIANGLE   = 5;
-        static const label VTK_POLYGON    = 9;
-        static const label VTK_QUAD       = 10;
+        static const label VTK_POLYGON    = 7;
+        static const label VTK_QUAD       = 9;
 
         static const label VTK_TETRA      = 10;
         static const label VTK_PYRAMID    = 14;
         static const label VTK_WEDGE      = 13;
         static const label VTK_HEXAHEDRON = 12;
 
-
     // Constructors
 
         //- Construct from components