diff --git a/Point_set_processing_3/include/CGAL/Rich_grid.h b/Point_set_processing_3/include/CGAL/Rich_grid.h
index 9928624aec8..81797b9c0d6 100644
--- a/Point_set_processing_3/include/CGAL/Rich_grid.h
+++ b/Point_set_processing_3/include/CGAL/Rich_grid.h
@@ -110,17 +110,17 @@ public:
 
 
   // functions for neighborhood searching
-  void static find_original_neighbors(iterator starta, 
+  static void find_original_neighbors(iterator starta, 
                                               iterator enda, 
                                               iterator startb,
                                               iterator endb, 
                                               FT radius);
 
-  void static find_self_neighbors(iterator start, 
+  static void find_self_neighbors(iterator start, 
                                            iterator end, 
                                            FT radius);
  
-  void static find_other_neighbors(iterator starta, 
+  static void find_other_neighbors(iterator starta, 
                                             iterator enda, 
                                             iterator startb, 
                                             iterator endb,