diff --git a/Packages/Cartesian_kernel/TODO b/Packages/Cartesian_kernel/TODO
index 1590fa8d5d6..52f2daf189a 100644
--- a/Packages/Cartesian_kernel/TODO
+++ b/Packages/Cartesian_kernel/TODO
@@ -8,10 +8,6 @@ Stuff to look at, as time permits:
   - G++ 2.97.
   - Write a Checker for full kernels, like Pm_traits_checker.h ?
 
-- Stuff is missing in Kernel_traits_common.h for Sphere3.
-  (idem for homogeneous and co)
-- Try to remove the default copy ctors (wait for some stabilization first).
-
 - Cd must come back to life somehow...  Currently, I've disabled it ~totally
   in Cartesian.h.  Same thing for Conics...
 
diff --git a/Packages/Cartesian_kernel/changes.txt b/Packages/Cartesian_kernel/changes.txt
index 005dea9f6ec..3cf6174acd2 100644
--- a/Packages/Cartesian_kernel/changes.txt
+++ b/Packages/Cartesian_kernel/changes.txt
@@ -19,6 +19,7 @@ Version 6.0 (?? ????? 00)
 - Handle and Representation specification come now from Cartesian<>,
   so that we can customize them easily.
 - A few fixes for the advanced kernel.
+- Removed the copy ctors, as they are provided by the handles.
 - Various cleanups.
 
 --- CGAL 2.2 is out ---