diff --git a/ocaml-ocplib-simplex.spec b/ocaml-ocplib-simplex.spec
index 8380499..245fe9b 100644
--- a/ocaml-ocplib-simplex.spec
+++ b/ocaml-ocplib-simplex.spec
@@ -6,7 +6,7 @@
 
 Name:           ocaml-%{pkgname}
 Version:        0.4
-Release:        18%{?dist}
+Release:        19%{?dist}
 Summary:        Simplex algorithm for solving systems of linear inequalities
 
 # The same exception to clause 6 as provided by ocaml applies to this package.
@@ -81,6 +81,9 @@ make local-tests
 %{_libdir}/ocaml/*/*.mli
 
 %changelog
+* Tue Sep 01 2020 Richard W.M. Jones <rjones@redhat.com> - 0.4-19
+- OCaml 4.11.1 rebuild
+
 * Fri Aug 21 2020 Richard W.M. Jones <rjones@redhat.com> - 0.4-18
 - OCaml 4.11.0 rebuild