diff -Nru ocaml-ctypes-0.21.1/debian/changelog ocaml-ctypes-0.21.1/debian/changelog
--- ocaml-ctypes-0.21.1/debian/changelog	2023-07-22 11:00:59.000000000 +0000
+++ ocaml-ctypes-0.21.1/debian/changelog	2023-11-04 15:04:43.000000000 +0000
@@ -1,3 +1,9 @@
+ocaml-ctypes (0.21.1-1build1) noble; urgency=medium
+
+  * Rebuild against new OCAML ABI.
+
+ -- Gianfranco Costamagna <locutusofborg@debian.org>  Sat, 04 Nov 2023 16:04:43 +0100
+
 ocaml-ctypes (0.21.1-1) unstable; urgency=medium
 
   * New upstream release