diff --git a/libguestfs.spec b/libguestfs.spec
index 433ecda..d1c097f 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -50,7 +50,7 @@ Summary:       Access and modify virtual machine disk images
 Name:          libguestfs
 Epoch:         1
 Version:       1.51.7
-Release:       2%{?dist}
+Release:       3%{?dist}
 License:       LGPL-2.1-or-later
 
 # Build only for architectures that have a kernel
@@ -1104,6 +1104,9 @@ rm ocaml/html/.gitignore
 
 
 %changelog
+* Thu Oct 05 2023 Richard W.M. Jones <rjones@redhat.com> - 1:1.51.7-3
+- OCaml 5.1 rebuild for Fedora 40
+
 * Wed Oct  4 2023 Jerry James <loganjerry@gmail.com> - 1:1.51.7-2
 - Update names of the Unix and Camlstr libraries for OCaml 5.1.0
 - Link with libzstd for OCaml 5.1.0