diff --git a/ocaml-calendar.spec b/ocaml-calendar.spec
index 2afb377..bd6cac7 100644
--- a/ocaml-calendar.spec
+++ b/ocaml-calendar.spec
@@ -4,7 +4,7 @@
 
 Name:           ocaml-calendar
 Version:        2.04
-Release:        28%{?dist}
+Release:        29%{?dist}
 Summary:        Objective Caml library for managing dates and times
 License:        LGPLv2
 
@@ -77,6 +77,9 @@ make install
 
 
 %changelog
+* Thu Apr 02 2020 Richard W.M. Jones <rjones@redhat.com> - 2.04-29
+- Update all OCaml dependencies for RPM 4.16.
+
 * Wed Feb 26 2020 Richard W.M. Jones <rjones@redhat.com> - 2.04-28
 - OCaml 4.10.0 final.