diff --git a/app/otbLandscapeStratificationMetric.cxx b/app/otbLandscapeStratificationMetric.cxx
index b0369cab28a20b19ed9a147b2f0dc6d68f7d13e5..b5a02830b40c5d86b8c85ab36561eec882e0b41a 100644
--- a/app/otbLandscapeStratificationMetric.cxx
+++ b/app/otbLandscapeStratificationMetric.cxx
@@ -80,7 +80,6 @@ private:
   // Add applications
   //AddApplication("ImageTimeSeriesGapFilling",  "gapfillling" , "Image time series gap filling" );
   AddApplication("DimensionalityReduction"  ,  "pca"         , "Principal component analysis"  );
-  ShareParameter("bv", "pca.bv", "BackgroundValue", "Background value");
 
   // Fixed parameters
   //GetInternalApplication("gapfillling")->SetParameterString("it"        , "linear" , false );
@@ -103,8 +102,12 @@ private:
   SetMinimumParameterIntValue    ("cend"  , 1);
   MandatoryOff                   ("cend");
 
+  ShareParameter("bv", "pca.bv", "Background Value", "Background value");
+  ShareParameter("rescale", "pca.rescale", "Rescale output", "Rescale output (no/minmax)");
+  ShareParameter("normalize", "pca.normalize", "Center and reduce", "Center and reduce data");
+
   // Output image
-  AddParameter(ParameterType_OutputImage, "out", "output metric image");
+  AddParameter(ParameterType_OutputImage, "out", "Output metric image");
 
   // ram
   AddRAMParameter();