diff --git a/Code/BasicFilters/otbVectorDataToLabelImageFilter.h b/Code/BasicFilters/otbVectorDataToLabelImageFilter.h
index 2eab8a570196e3d898cc7a4b14cfbd3be3287fb7..b8c494c4fec1736f480adda3742d8bdca64c5d00 100644
--- a/Code/BasicFilters/otbVectorDataToLabelImageFilter.h
+++ b/Code/BasicFilters/otbVectorDataToLabelImageFilter.h
@@ -41,6 +41,8 @@ namespace otb {
  *    - Setting the Origin/Size/Spacing of the output image
  *    - Using an existing image as support via SetOutputParametersFromImage(ImageBase)
  *
+ *  OGRRegisterAll() method must have been called before applying filter.
+ *
  */
 template <class TVectorData, class TOutputImage  >
 class  ITK_EXPORT VectorDataToLabelImageFilter :