diff --git a/ocaml-libvirt.spec b/ocaml-libvirt.spec
index ab76c62..19016d5 100644
--- a/ocaml-libvirt.spec
+++ b/ocaml-libvirt.spec
@@ -3,7 +3,7 @@
 
 Name:           ocaml-libvirt
 Version:        0.6.1.2
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        OCaml binding for libvirt
 
 Group:          Development/Libraries
@@ -89,6 +89,9 @@ make install-byte
 
 
 %changelog
+* Mon Oct 29 2012 Richard W.M. Jones <rjones@redhat.com> - 0.6.1.2-6
+- Rebuild for OCaml 4.00.1.
+
 * Fri Oct 12 2012 Richard W.M. Jones <rjones@redhat.com> - 0.6.1.2-5
 - Modernise the spec file.
 - Add upstream patch to remove unnecessary get_cpu_stats second parameter