diff --git a/ocaml-parsexp.spec b/ocaml-parsexp.spec
index c2b523c..73a3f02 100644
--- a/ocaml-parsexp.spec
+++ b/ocaml-parsexp.spec
@@ -6,7 +6,7 @@
 
 Name:           ocaml-%{srcname}
 Version:        0.13.0
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        S-expression parsing library
 
 License:        MIT
@@ -94,6 +94,9 @@ dune runtest
 %{_libdir}/ocaml/%{srcname}/*.mli
 
 %changelog
+* Fri Apr 03 2020 Richard W.M. Jones <rjones@redhat.com> - 0.13.0-6
+- Update all OCaml dependencies for RPM 4.16.
+
 * Wed Feb 26 2020 Richard W.M. Jones <rjones@redhat.com> - 0.13.0-5
 - OCaml 4.10.0 final.