diff -Nru ocamlgraph-1.8.6/debian/changelog ocamlgraph-1.8.6/debian/changelog
--- ocamlgraph-1.8.6/debian/changelog	2017-06-30 13:52:30.000000000 +0000
+++ ocamlgraph-1.8.6/debian/changelog	2017-07-27 08:44:54.000000000 +0000
@@ -1,3 +1,9 @@
+ocamlgraph (1.8.6-1build4) artful; urgency=high
+
+  * No change rebuild against new findlib.
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Thu, 27 Jul 2017 09:44:54 +0100
+
 ocamlgraph (1.8.6-1build3) artful; urgency=high
 
   * No change rebuild against ocaml 4.04.