diff --git a/ocaml-autoconf.spec b/ocaml-autoconf.spec
index c457068..23fa018 100644
--- a/ocaml-autoconf.spec
+++ b/ocaml-autoconf.spec
@@ -1,6 +1,6 @@
 Name:           ocaml-autoconf
 Version:        1.1
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Autoconf macros for OCaml
 
 Group:          Development/Libraries
@@ -53,6 +53,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Sun Jun 10 2012 Richard W.M. Jones <rjones@redhat.com> - 1.1-6
+- Rebuild for OCaml 4.00.0.
+
 * Fri Jan 13 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild