diff --git a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/measure.h b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/measure.h
index 98eadad506f..420c82da769 100644
--- a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/measure.h
+++ b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/measure.h
@@ -169,6 +169,7 @@ namespace Polygon_mesh_processing {
                   halfedges_around_face(h, pmesh))
     {
       result += edge_length(haf, pmesh, np);
+      exact(result);
     }
     return result;
   }
@@ -306,6 +307,7 @@ namespace Polygon_mesh_processing {
     BOOST_FOREACH(face_descriptor f, face_range)
     {
       result += face_area(f, tmesh, np);
+      exact(result);
     }
     return result;
   }
@@ -429,6 +431,7 @@ namespace Polygon_mesh_processing {
         get(vpm, target(halfedge(f, tmesh), tmesh)),
         get(vpm, target(next(halfedge(f, tmesh), tmesh), tmesh)),
         get(vpm, target(prev(halfedge(f, tmesh), tmesh), tmesh)));
+      exact(volume);
     }
     return volume;
   }
diff --git a/Polygon_mesh_processing/test/Polygon_mesh_processing/measures_test.cpp b/Polygon_mesh_processing/test/Polygon_mesh_processing/measures_test.cpp
index a4f67620cbb..65772a90855 100644
--- a/Polygon_mesh_processing/test/Polygon_mesh_processing/measures_test.cpp
+++ b/Polygon_mesh_processing/test/Polygon_mesh_processing/measures_test.cpp
@@ -143,12 +143,12 @@ int main(int argc, char* argv[])
   const char* filename_polyhedron =
     (argc > 1) ? argv[1] : "data/mech-holes-shark.off";
   test_polyhedron<CGAL::Polyhedron_3<Epic>,Epic>(filename_polyhedron);
-  //test_polyhedron<CGAL::Polyhedron_3<Epec>,Epec>(filename_polyhedron);
+  test_polyhedron<CGAL::Polyhedron_3<Epec>,Epec>(filename_polyhedron);
 
   const char* filename_surface_mesh =
     (argc > 1) ? argv[1] : "data/elephant.off";
   test_closed_surface_mesh<CGAL::Surface_mesh<Epic::Point_3>,Epic>(filename_surface_mesh);
-  //test_closed_surface_mesh<CGAL::Surface_mesh<Epec::Point_3>,Epec>(filename_surface_mesh);
+  test_closed_surface_mesh<CGAL::Surface_mesh<Epec::Point_3>,Epec>(filename_surface_mesh);
 
   std::cerr << "All done." << std::endl;
   return 0;