diff --git a/Modules/Applications/AppClassification/app/otbTrainVectorClassifier.cxx b/Modules/Applications/AppClassification/app/otbTrainVectorClassifier.cxx
index ccfeeef07cee3fab6507b587122e6494d1e747c6..383970632524179a6571862990a1b20495178012 100644
--- a/Modules/Applications/AppClassification/app/otbTrainVectorClassifier.cxx
+++ b/Modules/Applications/AppClassification/app/otbTrainVectorClassifier.cxx
@@ -67,7 +67,7 @@ protected:
       "Learning (2.3.1 and later), and Shark ML The output of this application "
       "is a text model file, whose format corresponds to the ML model type "
       "chosen. There is no image nor vector data output.");
-    SetDocLimitations("");
+    SetDocLimitations("None");
     SetDocAuthors( "OTB Team" );
     SetDocSeeAlso( " " );
 
diff --git a/Modules/Applications/AppClassification/app/otbTrainVectorRegression.cxx b/Modules/Applications/AppClassification/app/otbTrainVectorRegression.cxx
index 95638e09b88126ce4d687593d86ccab648f14255..d7cc68d1e2db88e798b8745b463dbc76d358aa3a 100644
--- a/Modules/Applications/AppClassification/app/otbTrainVectorRegression.cxx
+++ b/Modules/Applications/AppClassification/app/otbTrainVectorRegression.cxx
@@ -59,7 +59,7 @@ protected:
       "Learning (2.3.1 and later), and Shark ML The output of this application "
       "is a text model file, whose format corresponds to the ML model type "
       "chosen. There is no image nor vector data output.");
-    SetDocLimitations("");
+    SetDocLimitations("None");
     SetDocAuthors( "OTB Team" );
     SetDocSeeAlso( " " );