diff --git a/Kernel_d/include/CGAL/intersections_d.h b/Kernel_d/include/CGAL/intersections_d.h
index fda02827be9..3d906adf638 100644
--- a/Kernel_d/include/CGAL/intersections_d.h
+++ b/Kernel_d/include/CGAL/intersections_d.h
@@ -30,7 +30,7 @@ CGAL_BEGIN_NAMESPACE
 
 // Actually, we should better list the compilers which are inferior, i.e.
 // the others, which need the additional useless code.
-#if !defined(__BORLANDC__) && !defined(__PGI)
+#if 1 // !defined(__BORLANDC__) && !defined(__PGI) // Try to see which compiler warn these days.
 #  define CGAL_REMOVE_FLOW_WARNING
 #endif