diff --git a/doc/LIS_configuration_for_experts.md b/doc/LIS_configuration_for_experts.md
index 364c4aa0eaa3cd385889b10e5c2aafd9356e8194..4c94eac43455c877cf1f3e3cb0ce16c27ca196e7 100755
--- a/doc/LIS_configuration_for_experts.md
+++ b/doc/LIS_configuration_for_experts.md
@@ -25,7 +25,7 @@ This part describes the expert use of the fsc configuration file, in particular
 - "shaded_snow_hillshade": Activate or deactivate shaded snow detection with the hillshade algorithm
 - "hillshade_lim": Define hillshade limitation threshold
 - "shaded_snow_pass": Define shaded snow pass threshold
-- "shaded_snow_casted": Activate or deactivate rastertools hillshade detection
+- "shaded_snow_casted": Activate or deactivate shaded snow detection with casted shadow rastertools based algorithm
 - "rastertools_window_size": Define size of tiles to distribute processing
 - "rastertools_radius": Max distance (in pixels) around a point to evaluate horizontal elevation angle