diff --git a/ocaml-astring.spec b/ocaml-astring.spec
index 0d44f5a..70dbe22 100644
--- a/ocaml-astring.spec
+++ b/ocaml-astring.spec
@@ -6,7 +6,7 @@
 
 Name:           ocaml-%{srcname}
 Version:        0.8.3
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Alternative String module for OCaml
 
 License:        ISC
@@ -102,6 +102,9 @@ ocaml pkg/pkg.ml test
 %{_libdir}/ocaml/%{srcname}/%{srcname}*.mli
 
 %changelog
+* Fri Apr 03 2020 Richard W.M. Jones <rjones@redhat.com> - 0.8.3-5
+- Update all OCaml dependencies for RPM 4.16.
+
 * Wed Feb 26 2020 Richard W.M. Jones <rjones@redhat.com> - 0.8.3-4
 - OCaml 4.10.0 final.