diff -Nru obus-1.2.3/debian/changelog obus-1.2.3/debian/changelog
--- obus-1.2.3/debian/changelog	2020-11-09 00:32:06.000000000 +0000
+++ obus-1.2.3/debian/changelog	2020-12-13 20:39:03.000000000 +0000
@@ -1,3 +1,15 @@
+obus (1.2.3-1build5) hirsute; urgency=medium
+
+  * Rebuild against new OCAML ABIs.
+
+ -- Gianfranco Costamagna <locutusofborg@debian.org>  Sun, 13 Dec 2020 21:39:03 +0100
+
+obus (1.2.3-1build4) hirsute; urgency=medium
+
+  * No-change rebuild for ocaml abi changes.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sun, 13 Dec 2020 21:23:29 +0100
+
 obus (1.2.3-1build3) hirsute; urgency=medium
 
   * Rebuild against new OCAML ABI.