diff --git a/ocaml-gettext.spec b/ocaml-gettext.spec
index d13ac48..d3aaaad 100644
--- a/ocaml-gettext.spec
+++ b/ocaml-gettext.spec
@@ -12,7 +12,7 @@ ExcludeArch: %{ix86}
 
 Name:           ocaml-gettext
 Version:        0.4.2
-Release:        14%{?dist}
+Release:        15%{?dist}
 Summary:        OCaml library for i18n
 
 License:        LGPL-2.1-or-later with OCaml-LGPL-linking-exception
@@ -152,6 +152,9 @@ cat .ofiles-gettext-stub-devel >> .ofiles-gettext-devel
 
 
 %changelog
+* Thu Oct 05 2023 Richard W.M. Jones <rjones@redhat.com> - 0.4.2-15
+- OCaml 5.1 rebuild for Fedora 40
+
 * Thu Jul 20 2023 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.2-14
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild