diff --git a/ocaml-ocamlgraph.spec b/ocaml-ocamlgraph.spec
index 68bb9fe..c8d91d0 100644
--- a/ocaml-ocamlgraph.spec
+++ b/ocaml-ocamlgraph.spec
@@ -2,7 +2,7 @@
 
 Name:           ocaml-ocamlgraph
 Version:        1.8.8
-Release:        8%{?dist}
+Release:        9%{?dist}
 Summary:        OCaml library for arc and node graphs
 
 License:        LGPLv2 with exceptions
@@ -151,6 +151,9 @@ install -m 0755 -p view_graph/viewgraph.byte \
 
 
 %changelog
+* Sat Aug 10 2019 Richard W.M. Jones <rjones@redhat.com> - 1.8.8-9
+- Rebuild against new ocaml-lablgtk.
+
 * Wed Jul 31 2019 Richard W.M. Jones <rjones@redhat.com> - 1.8.8-8
 - OCaml 4.08.1 (rc2) rebuild.