diff --git a/Modules/Applications/AppMorphology/app/otbBinaryMorphologicalOperation.cxx b/Modules/Applications/AppMorphology/app/otbBinaryMorphologicalOperation.cxx
index cf37ba14ba722e5d510a2ddc46db06a12983a70d..66a303d0df63babda8dad546cab92d37fc0d8b34 100644
--- a/Modules/Applications/AppMorphology/app/otbBinaryMorphologicalOperation.cxx
+++ b/Modules/Applications/AppMorphology/app/otbBinaryMorphologicalOperation.cxx
@@ -89,7 +89,7 @@ SetDocAuthors("OTB-Team");
 SetDocSeeAlso("itkBinaryDilateImageFilter, itkBinaryErodeImageFilter, itkBinaryMorphologicalOpeningImageFilter and itkBinaryMorphologicalClosingImageFilter classes");
 
 AddDocTag(Tags::FeatureExtraction);
-AddDocTag("MorphologicalOperations");
+AddDocTag("Morphology");
 
 AddParameter(ParameterType_InputImage, "in",  "Input Image");
 SetParameterDescription("in", "The input image to be filtered.");
diff --git a/Modules/Applications/AppMorphology/app/otbGrayScaleMorphologicalOperation.cxx b/Modules/Applications/AppMorphology/app/otbGrayScaleMorphologicalOperation.cxx
index 4a662febcae1e74b56cd16080de908ce6226f9f4..8f7c60953f7dc20b44a188c9d862553ea901b00e 100644
--- a/Modules/Applications/AppMorphology/app/otbGrayScaleMorphologicalOperation.cxx
+++ b/Modules/Applications/AppMorphology/app/otbGrayScaleMorphologicalOperation.cxx
@@ -89,7 +89,7 @@ SetDocAuthors("OTB-Team");
 SetDocSeeAlso("itkGrayscaleDilateImageFilter, itkGrayscaleErodeImageFilter, itkGrayscaleMorphologicalOpeningImageFilter and itkGrayscaleMorphologicalClosingImageFilter classes");
 
 AddDocTag(Tags::FeatureExtraction);
-AddDocTag("MorphologicalOperations");
+AddDocTag("Morphology");
 
 AddParameter(ParameterType_InputImage, "in",  "Input Image");
 SetParameterDescription("in", "The input image to be filtered.");
diff --git a/Modules/Applications/AppMorphology/app/otbMorphologicalClassification.cxx b/Modules/Applications/AppMorphology/app/otbMorphologicalClassification.cxx
index fb270a91443a77e043bb2af467948502df1e2f0d..41f609de8223c00da1becc3b8d06abd9c06e7d7c 100644
--- a/Modules/Applications/AppMorphology/app/otbMorphologicalClassification.cxx
+++ b/Modules/Applications/AppMorphology/app/otbMorphologicalClassification.cxx
@@ -100,7 +100,8 @@ private:
     SetDocAuthors( "OTB-Team" );
     SetDocSeeAlso( "otbConvexOrConcaveClassificationFilter class" );
 
-    AddDocTag( "MorphologicalClassification" );
+    AddDocTag(Tags::FeatureExtraction);
+    AddDocTag("Morphology");
 
     AddParameter( ParameterType_InputImage, "in", "Input Image" );
     SetParameterDescription( "in", "The input image to be classified." );
diff --git a/Modules/Applications/AppMorphology/app/otbMorphologicalMultiScaleDecomposition.cxx b/Modules/Applications/AppMorphology/app/otbMorphologicalMultiScaleDecomposition.cxx
index dc30e7dddb7e3ad8f1dca958baced90e3af2ea80..515732a9dd378131d9158e0dd32b6704a7901294 100644
--- a/Modules/Applications/AppMorphology/app/otbMorphologicalMultiScaleDecomposition.cxx
+++ b/Modules/Applications/AppMorphology/app/otbMorphologicalMultiScaleDecomposition.cxx
@@ -102,7 +102,8 @@ private:
     SetDocAuthors( "OTB-Team" );
     SetDocSeeAlso( "otbGeodesicMorphologyDecompositionImageFilter class" );
 
-    AddDocTag( "MorphologicalMultiScaleDecomposition" );
+    AddDocTag(Tags::FeatureExtraction);
+    AddDocTag("Morphology");
 
     AddParameter( ParameterType_InputImage, "in", "Input Image" );
     SetParameterDescription( "in", "The input image to be classified." );
diff --git a/Modules/Applications/AppMorphology/app/otbMorphologicalProfilesAnalysis.cxx b/Modules/Applications/AppMorphology/app/otbMorphologicalProfilesAnalysis.cxx
index 7fbb3dd7df08e6b670eca76abec83691f570e9d8..1d1aec3ded8bc66151ff1300543230b0c8f368f7 100644
--- a/Modules/Applications/AppMorphology/app/otbMorphologicalProfilesAnalysis.cxx
+++ b/Modules/Applications/AppMorphology/app/otbMorphologicalProfilesAnalysis.cxx
@@ -108,7 +108,8 @@ private:
     SetDocAuthors( "OTB-Team" );
     SetDocSeeAlso( "otbMorphologicalOpeningProfileFilter, otbMorphologicalClosingProfileFilter, otbProfileToProfileDerivativeFilter, otbProfileDerivativeToMultiScaleCharacteristicsFilter, otbMultiScaleConvexOrConcaveClassificationFilter, classes" );
 
-    AddDocTag( "MorphologicalProfilesAnalysis" );
+    AddDocTag(Tags::FeatureExtraction);
+    AddDocTag("Morphology");
 
     AddParameter( ParameterType_InputImage, "in", "Input Image" );
     SetParameterDescription( "in", "The input image." );