diff --git a/ocaml-fileutils.spec b/ocaml-fileutils.spec
index a7b8015..dd9dc43 100644
--- a/ocaml-fileutils.spec
+++ b/ocaml-fileutils.spec
@@ -5,7 +5,7 @@
 
 Name:           ocaml-fileutils
 Version:        0.5.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        OCaml library for common file and filename operations
 
 License:        LGPLv2 with exceptions
@@ -97,6 +97,9 @@ make test
 
 
 %changelog
+* Fri May 12 2017 Richard W.M. Jones <rjones@redhat.com> - 0.5.1-4
+- OCaml 4.04.1 rebuild.
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.5.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild