diff --git a/ocaml-lablgtk.spec b/ocaml-lablgtk.spec
index f47ac82..40e4275 100644
--- a/ocaml-lablgtk.spec
+++ b/ocaml-lablgtk.spec
@@ -2,7 +2,7 @@
 
 Name:           ocaml-lablgtk
 Version:        2.18.6
-Release:        1%{?dist}
+Release:        2%{?dist}
 
 Summary:        Objective Caml interface to gtk+
 
@@ -158,6 +158,9 @@ find examples -name .cvsignore -exec rm {} \;
 
 
 %changelog
+* Tue Nov 07 2017 Richard W.M. Jones <rjones@redhat.com> - 2.18.6-2
+- OCaml 4.06.0 rebuild.
+
 * Tue Nov 07 2017 Richard W.M. Jones <rjones@redhat.com> - 2.18.6-1
 - New upstream version 2.18.6.