diff --git a/Point_set_processing_3/doc/Point_set_processing_3/NamedParameters.txt b/Point_set_processing_3/doc/Point_set_processing_3/NamedParameters.txt
index 18916e87b3f..e2c64e40efb 100644
--- a/Point_set_processing_3/doc/Point_set_processing_3/NamedParameters.txt
+++ b/Point_set_processing_3/doc/Point_set_processing_3/NamedParameters.txt
@@ -93,7 +93,7 @@ along sharp features. The range of possible values is `[0, 1]`.  \n
 \cgalNPBegin{neighbor_radius} \anchor PSP_neighbor_radius
 is the spherical neighborhood radius.\n
 \b Type: floating scalar value\n
-<b>Default value</b>: `-1`, in which case the functions that use it will compute an adapted value automatically.
+<b>Default value</b>: `-1`, in which case it is not used.
 \cgalNPEnd
 
 \cgalNPBegin{number_of_output_points} \anchor PSP_number_of_output_points
diff --git a/Point_set_processing_3/include/CGAL/wlop_simplify_and_regularize_point_set.h b/Point_set_processing_3/include/CGAL/wlop_simplify_and_regularize_point_set.h
index b3b5789bab7..00dcfda9160 100644
--- a/Point_set_processing_3/include/CGAL/wlop_simplify_and_regularize_point_set.h
+++ b/Point_set_processing_3/include/CGAL/wlop_simplify_and_regularize_point_set.h
@@ -442,8 +442,8 @@ public:
      \cgalParamBegin{neighbor_radius} spherical neighborhood radius. This is a key parameter that needs to be
      finely tuned. The result will be irregular if too small, but a larger value will impact the runtime. In 
      practice, choosing a radius such that the neighborhood of each sample point includes at least two rings 
-     of neighboring sample points gives satisfactory result. The default value is set to 8 times the average 
-     spacing of the point set.\cgalParamEnd
+     of neighboring sample points gives satisfactory result. If this parameter is not provided, it is
+     automatically set to 8 times the average spacing of the point set.\cgalParamEnd
      \cgalParamBegin{number_of_iterations} number of iterations to solve the optimsation problem. The default
      value is 35. More iterations give a more regular result but increase the runtime.\cgalParamEnd
      \cgalParamBegin{require_uniform_sampling} an optional preprocessing, which will give better result if the