diff --git a/ocaml-tplib.spec b/ocaml-tplib.spec
index b237e65..e98ea58 100644
--- a/ocaml-tplib.spec
+++ b/ocaml-tplib.spec
@@ -1,6 +1,6 @@
 Name:           ocaml-tplib
 Version:        1.3
-Release:        55%{?dist}
+Release:        56%{?dist}
 Summary:        Tropical Polyhedra Library
 
 License:        LGPLv2+
@@ -123,6 +123,9 @@ _build/tests/test_tplib_rational
 %doc %{_mandir}/man1/*
 
 %changelog
+* Mon Nov 23 2020 Jerry James <loganjerry@gmail.com> - 1.3-56
+- Rebuild for ocaml-zarith 1.11
+
 * Fri Sep 25 2020 Jerry James <loganjerry@gmail.com> - 1.3-55
 - Rebuild for ocaml-zarith 1.10