diff --git a/ocaml-postgresql.spec b/ocaml-postgresql.spec
index 9e868b1..4f5203b 100644
--- a/ocaml-postgresql.spec
+++ b/ocaml-postgresql.spec
@@ -2,7 +2,7 @@
 
 Name:           ocaml-postgresql
 Version:        4.0.1
-Release:        16%{?dist}
+Release:        17%{?dist}
 Summary:        OCaml library for accessing PostgreSQL databases
 
 License:        LGPLv2+ with exceptions
@@ -79,6 +79,9 @@ make install
 
 
 %changelog
+* Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 4.0.1-17
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Thu Jun 27 2019 Richard W.M. Jones <rjones@redhat.com> - 4.0.1-16
 - OCaml 4.08.0 (final) rebuild.