diff --git a/ocaml-bin-prot.spec b/ocaml-bin-prot.spec
index 4867aa2..c976bbe 100644
--- a/ocaml-bin-prot.spec
+++ b/ocaml-bin-prot.spec
@@ -1,10 +1,11 @@
+%undefine _package_note_flags
 %global srcname bin-prot
 %global upname  bin_prot
 
 Name:           ocaml-%{srcname}
 Version:        0.15.0
 Epoch:          1
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Read and write OCaml values in a type-safe binary protocol
 
 # The project as a whole is MIT, but code in the src subdirectory is BSD.
@@ -111,6 +112,9 @@ dune runtest --profile release
 %{_libdir}/ocaml/%{upname}/*/*.mli
 
 %changelog
+* Fri Feb 04 2022 Richard W.M. Jones <rjones@redhat.com> - 1:0.15.0-3
+- OCaml 4.13.1 rebuild to remove package notes
+
 * Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.15.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild