diff --git a/ocaml-bin-prot.spec b/ocaml-bin-prot.spec
index 50e82f0..3c51f2d 100644
--- a/ocaml-bin-prot.spec
+++ b/ocaml-bin-prot.spec
@@ -4,7 +4,7 @@
 
 Name:           ocaml-bin-prot
 Version:        2.0.9
-Release:        20%{?dist}
+Release:        21%{?dist}
 Summary:        Read and write OCaml values in a type-safe binary protocol
 License:        LGPLv2+ with exceptions
 
@@ -113,6 +113,9 @@ chrpath --delete $OCAMLFIND_DESTDIR/stublibs/dll*.so
 
 
 %changelog
+* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 2.0.9-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
 * Tue Jul 28 2015 Richard W.M. Jones <rjones@redhat.com> - 2.0.9-20
 - OCaml 4.02.3 rebuild.