diff --git a/applications/utilities/postProcessing/dataConversion/foamToVTK/foamToVTK/vtkTopo.C b/applications/utilities/postProcessing/dataConversion/foamToVTK/foamToVTK/vtkTopo.C
index a5cf955cb..dc6ece136 100644
--- a/applications/utilities/postProcessing/dataConversion/foamToVTK/foamToVTK/vtkTopo.C
+++ b/applications/utilities/postProcessing/dataConversion/foamToVTK/foamToVTK/vtkTopo.C
@@ -152,7 +152,7 @@ Foam::vtkTopo::vtkTopo(const polyMesh& mesh)
 
             cellTypes_[celli] = VTK_WEDGE;
         }
-        else if (cellModel == tetWedge)
+        else if (cellModel == tetWedge && decomposePoly)
         {
             // Treat as squeezed prism (VTK_WEDGE)
             vtkVerts.setSize(6);
diff --git a/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/vtkPV3Foam/vtkPV3FoamMeshVolume.C b/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/vtkPV3Foam/vtkPV3FoamMeshVolume.C
index 7e6e84329..825ff9dc5 100644
--- a/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/vtkPV3Foam/vtkPV3FoamMeshVolume.C
+++ b/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/vtkPV3Foam/vtkPV3FoamMeshVolume.C
@@ -219,7 +219,7 @@ vtkUnstructuredGrid* Foam::vtkPV3Foam::volumeVTKMesh
                 nodeIds
             );
         }
-        else if (cellModel == tetWedge)
+        else if (cellModel == tetWedge && !reader_->GetUseVTKPolyhedron())
         {
             // Treat as squeezed prism (VTK_WEDGE)
 
diff --git a/applications/utilities/postProcessing/graphics/PVReaders/PVFoamReader/vtkPVFoam/vtkPVFoamMeshVolume.C b/applications/utilities/postProcessing/graphics/PVReaders/PVFoamReader/vtkPVFoam/vtkPVFoamMeshVolume.C
index 073e24bd8..a99fba019 100644
--- a/applications/utilities/postProcessing/graphics/PVReaders/PVFoamReader/vtkPVFoam/vtkPVFoamMeshVolume.C
+++ b/applications/utilities/postProcessing/graphics/PVReaders/PVFoamReader/vtkPVFoam/vtkPVFoamMeshVolume.C
@@ -219,7 +219,7 @@ vtkUnstructuredGrid* Foam::vtkPVFoam::volumeVTKMesh
                 nodeIds
             );
         }
-        else if (cellModel == tetWedge)
+        else if (cellModel == tetWedge && !reader_->GetUseVTKPolyhedron())
         {
             // Treat as squeezed prism (VTK_WEDGE)