diff --git a/Packages/Interval_arithmetic/test/Interval_arithmetic/Filtered_kernel.C b/Packages/Interval_arithmetic/test/Interval_arithmetic/Filtered_kernel.C
index 4146885bee3..6f4d128f999 100644
--- a/Packages/Interval_arithmetic/test/Interval_arithmetic/Filtered_kernel.C
+++ b/Packages/Interval_arithmetic/test/Interval_arithmetic/Filtered_kernel.C
@@ -5,20 +5,33 @@
 #include <CGAL/basic.h>
 
 #include <CGAL/Cartesian.h>
+#include <CGAL/Homogeneous.h>
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Filtered_kernel.h>
+#include <CGAL/Homogeneous_converter.h>
 
 #include <CGAL/Random.h>
 #include <CGAL/MP_Float.h>
+#include <CGAL/MP_Integer.h>
 
 #include <CGAL/Triangulation_data_structure_3.h>
 #include <CGAL/Triangulation_geom_traits_3.h>
 #include <CGAL/Delaunay_triangulation_3.h>
 
+#if 0
 typedef CGAL::Filtered_kernel<CGAL::Cartesian<double>,
                               CGAL::Simple_cartesian<CGAL::MP_Float> > Rep;
+#else
+typedef CGAL::Homogeneous<int> K1;
+typedef CGAL::Homogeneous<CGAL::MP_Integer> K2;
+typedef CGAL::Homogeneous<CGAL::Interval_nt_advanced> K3;
 
-typedef Rep::FT  NT;
+typedef CGAL::Filtered_kernel<K1, K2, K3,
+			      CGAL::Homogeneous_converter<K1, K2>,
+			      CGAL::Homogeneous_converter<K1, K3> > Rep;
+#endif
+
+typedef Rep::RT  NT;
 typedef CGAL::Triangulation_geom_traits_3<Rep> Gt3d;
 typedef CGAL::Triangulation_vertex_base_3<Gt3d> Vb3d;
 // typedef CGAL::Triangulation_vertex_base_pointer_3<Gt3d> Vb3d;
@@ -39,6 +52,8 @@ int main()
   for (int i=0; i<loops; i++)
     D.insert(K.construct_point_3_object()(NT(my_rand()),
                                           NT(my_rand()),
-                                          NT(my_rand())));
+                                          NT(my_rand()),
+                                          NT(my_rand()) // for homogeneous
+					  ));
   return 0;
 }
diff --git a/Packages/Interval_arithmetic/test/Interval_arithmetic/Makefile b/Packages/Interval_arithmetic/test/Interval_arithmetic/Makefile
index c09ee6cf1e4..4610bc5e8a7 100644
--- a/Packages/Interval_arithmetic/test/Interval_arithmetic/Makefile
+++ b/Packages/Interval_arithmetic/test/Interval_arithmetic/Makefile
@@ -13,13 +13,14 @@ include $(CGAL_MAKEFILE)
               # -L$(GMP_LIB_DIR) -lgmp -lm \
 
 CXXFLAGS = \
+	-I../../../H2/include \
 	-I../../../Kernel_basic/include \
 	-I../../../Cartesian_kernel/include \
 	-I../../../Number_types/include \
 	-I../../include \
 	$(TESTSUITE_CXXFLAGS) \
 	$(CGAL_CXXFLAGS) \
-	-g -Wreturn-type -W -Wold-style-casts # -O2 -mcpu=pentiumpro -march=pentiumpro -fstrict-aliasing -W -Wall # -pedantic
+	-g -W -Wold-style-casts # -O2 -mcpu=pentiumpro -march=pentiumpro -fstrict-aliasing -W -Wall # -pedantic
 	# -g -W -Wall -Winline
 	# -O2 -mcpu=pentiumpro -march=pentiumpro -W -Wall -DLOOPS=10000000
 	# -O2 -W -Winline -Wunused -malign-double