diff --git a/ocaml-curses.spec b/ocaml-curses.spec
index e177af2..87b4a6a 100644
--- a/ocaml-curses.spec
+++ b/ocaml-curses.spec
@@ -3,7 +3,7 @@
 
 Name:           ocaml-curses
 Version:        1.0.3
-Release:        11%{?dist}
+Release:        12%{?dist}
 Summary:        OCaml bindings for ncurses
 
 Group:          Development/Libraries
@@ -92,6 +92,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Sun Jun 10 2012 Richard W.M. Jones <rjones@redhat.com> - 1.0.3-12
+- Rebuild for OCaml 4.00.0.
+
 * Fri Jan 06 2012 Richard W.M. Jones <rjones@redhat.com> - 1.0.3-11
 - Rebuild for OCaml 3.12.1.