diff --git a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_policies.h b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_policies.h
index cb5ce0193f9..033c589de71 100644
--- a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_policies.h
+++ b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_policies.h
@@ -40,7 +40,7 @@ public:
   /// @{
 
   /*!
-  Initializes the Garland-Heckbert Plane policies.
+  initializes the Garland-Heckbert Plane policies.
   */
   GarlandHeckbert_plane_policies(TriangleMesh& tmesh);
 
diff --git a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_plane_policies.h b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_plane_policies.h
index f7419d09d6c..bb214bab663 100644
--- a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_plane_policies.h
+++ b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_plane_policies.h
@@ -41,7 +41,7 @@ public:
   /// @{
 
   /*!
-  Initializes the Garland-Heckbert Probabilistic Plane policies.
+  initializes the Garland-Heckbert Probabilistic Plane policies.
   */
   GarlandHeckbert_probabilistic_plane_policies(TriangleMesh& tmesh);
 
diff --git a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_triangle_policies.h b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_triangle_policies.h
index 97e095d76cd..7e3692cb275 100644
--- a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_triangle_policies.h
+++ b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_triangle_policies.h
@@ -41,7 +41,7 @@ public:
   /// @{
 
   /*!
-  Initializes the Garland-Heckbert "Probabilistic Triangle" policies.
+  initializes the Garland-Heckbert "Probabilistic Triangle" policies.
   */
   GarlandHeckbert_probabilistic_triangle_policies(TriangleMesh& tmesh);
 
diff --git a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_triangle_policies.h b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_triangle_policies.h
index 659d4c86a88..00e6a88869d 100644
--- a/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_triangle_policies.h
+++ b/Surface_mesh_simplification/doc/Surface_mesh_simplification/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_triangle_policies.h
@@ -38,7 +38,7 @@ public:
   /// @{
 
   /*!
-  Initializes the Garland-Heckbert Triangle policies.
+  initializes the Garland-Heckbert Triangle policies.
   */
   GarlandHeckbert_triangle_policies(TriangleMesh& tmesh);