diff --git a/Modules/Radiometry/OpticalCalibration/include/otbRadianceToReflectanceImageFilter.h b/Modules/Radiometry/OpticalCalibration/include/otbRadianceToReflectanceImageFilter.h
index c1873d4a73db9d77669eda8c3bf414a29981d006..9e4d667b5edaa63752e2ff746b7fad97e2e4c3bf 100644
--- a/Modules/Radiometry/OpticalCalibration/include/otbRadianceToReflectanceImageFilter.h
+++ b/Modules/Radiometry/OpticalCalibration/include/otbRadianceToReflectanceImageFilter.h
@@ -34,7 +34,7 @@ namespace Functor
 {
 /**
    * \class RadianceToReflectanceImageFunctor
-   * \brief Compupute reflectance from the radiance value
+   * \brief Compute reflectance from the radiance value
    *
    *  Multiply by Pi and by an illumination correction coefficient the
    *  quotient between the input and the given solar illumination.
diff --git a/Modules/Radiometry/OpticalCalibration/include/otbReflectanceToRadianceImageFilter.h b/Modules/Radiometry/OpticalCalibration/include/otbReflectanceToRadianceImageFilter.h
index 8cad3d321d1984cd453d6aab69405ae8eb8831ec..69352382feae6b50c9679f93586b71cedb6366d0 100644
--- a/Modules/Radiometry/OpticalCalibration/include/otbReflectanceToRadianceImageFilter.h
+++ b/Modules/Radiometry/OpticalCalibration/include/otbReflectanceToRadianceImageFilter.h
@@ -35,7 +35,7 @@ namespace Functor
 {
 /**
    * \class ReflectanceToRadianceImageFunctor
-   * \brief Compupute radiance from the reflectance value
+   * \brief Compute radiance from the reflectance value
    *
    *  Divide by Pi and multiply by an illumination correction coefficient
    *  and the given solar illumination.