diff --git a/Polygon_mesh_processing/doc/Polygon_mesh_processing/Polygon_mesh_processing.txt b/Polygon_mesh_processing/doc/Polygon_mesh_processing/Polygon_mesh_processing.txt
index 55eded9cb5d..49f085354e9 100644
--- a/Polygon_mesh_processing/doc/Polygon_mesh_processing/Polygon_mesh_processing.txt
+++ b/Polygon_mesh_processing/doc/Polygon_mesh_processing/Polygon_mesh_processing.txt
@@ -550,7 +550,7 @@ For a query segment or triangle the algorithms checks if the query is completely
 The details of how to check this covering can be found in the paper.
 
 The polyhedral envelope containment check is used by the class `Surface_mesh_simplification::Polyhedral_envelope_filter`
-of the package \refPkgSurfaceMeshSimplification, in order to simplify a triangle mesh within a given tolerance.
+of the package \ref PkgSurfaceMeshSimplification, in order to simplify a triangle mesh within a given tolerance.
 
 
 \subsubsection PolyhedralEnvelopeExample Polyhedral Envelope Example
diff --git a/Polygon_mesh_processing/doc/Polygon_mesh_processing/examples.txt b/Polygon_mesh_processing/doc/Polygon_mesh_processing/examples.txt
index 9fa1de58990..42b8133f438 100644
--- a/Polygon_mesh_processing/doc/Polygon_mesh_processing/examples.txt
+++ b/Polygon_mesh_processing/doc/Polygon_mesh_processing/examples.txt
@@ -1,5 +1,6 @@
 /*!
 
+\example Polygon_mesh_processing/polyhedral_envelope.cpp
 \example Polygon_mesh_processing/self_intersections_example.cpp
 \example Polygon_mesh_processing/hole_filling_example.cpp
 \example Polygon_mesh_processing/hole_filling_example_SM.cpp
diff --git a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Polyhedral_envelope_filter.h b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Polyhedral_envelope_filter.h
index 8ef0a753d14..dadccaa8e4d 100644
--- a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Polyhedral_envelope_filter.h
+++ b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Polyhedral_envelope_filter.h
@@ -36,7 +36,8 @@ public:
   /*!
   Constructor
 
-  \param get_filter is the filter that will be filtered.
+  \param dist is the parameter given to the polyhedral envelope
+  \param filter is the filter that will be filtered.
   */
   Polyhedral_envelope_filter(const FT& dist, const Filter& filter);