diff --git a/Modules/Filtering/Smoothing/include/otbMeanShiftSmoothingImageFilter.h b/Modules/Filtering/Smoothing/include/otbMeanShiftSmoothingImageFilter.h
index 339cfbc089ff452418c209fe56f66cc33cb6756e..b91668884bbe6adc17f02a79501924e430019edd 100644
--- a/Modules/Filtering/Smoothing/include/otbMeanShiftSmoothingImageFilter.h
+++ b/Modules/Filtering/Smoothing/include/otbMeanShiftSmoothingImageFilter.h
@@ -419,7 +419,8 @@ private:
  * and spectral value, with respect to its neighbors, until convergence to a
  * local mode. The map of the distance traveled by pixels is obtained by
  * GetSpatialOutput(). A map of detected local modes is also available in
- * GetLabelOutput() and can be seen as a first segmentation of the input image,
+ * GetLabelOutput() if mode search is set to true (default set to false)
+ * and can be seen as a first segmentation of the input image,
  * although usually highly oversegmented.
  * Finally, GetIterationOutput() will return the number of algorithm iterations
  * for each pixel.