diff --git a/src/Mod/Fem/Init.py b/src/Mod/Fem/Init.py
index e6886a5b58..112d02ee40 100644
--- a/src/Mod/Fem/Init.py
+++ b/src/Mod/Fem/Init.py
@@ -48,5 +48,5 @@ if("BUILD_FEM_VTK" in FreeCAD.__cmake__):
     FreeCAD.addImportType("FEM mesh VTK Unstructure format (*.vtk *.vtu)", "Fem")
     FreeCAD.addExportType("FEM mesh VTK Unstructure format (*.vtk *.vtu)", "Fem")
 
-    FreeCAD.addImportType("FEM result VTK Unstructure format (*.vtk *.vtu)", "importVTKResults")
-    FreeCAD.addExportType("FEM result VTK Unstructure format (*.vtk *.vtu)", "importVTKResults")
+    FreeCAD.addImportType("FEM result VTK Unstructure format (*.vtk *.vtu)", "feminout.importVTKResults")
+    FreeCAD.addExportType("FEM result VTK Unstructure format (*.vtk *.vtu)", "feminout.importVTKResults")