diff --git a/ocaml-ssl.spec b/ocaml-ssl.spec
index 87aaaa2..8e9b3d2 100644
--- a/ocaml-ssl.spec
+++ b/ocaml-ssl.spec
@@ -3,7 +3,7 @@
 
 Name:           ocaml-ssl
 Version:        0.4.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        SSL bindings for OCaml
 
 Group:          Development/Libraries
@@ -14,6 +14,7 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 ExcludeArch:    ppc64
 
 BuildRequires:  ocaml, ocaml-findlib-devel, openssl-devel
+BuildRequires:  gawk
 Requires:       openssl
 
 %define _use_internal_dependency_generator 0
@@ -85,6 +86,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Thu Aug 30 2007 Richard W.M. Jones <rjones@redhat.com> - 0.4.2-4
+- Force rebuild because of changed BRs in base OCaml.
+
 * Wed Jul 25 2007 Richard W.M. Jones <rjones@redhat.com> - 0.4.2-3
 - ExcludeArch ppc64