diff --git a/python-justbases.spec b/python-justbases.spec
index c17d681..e77a8ec 100644
--- a/python-justbases.spec
+++ b/python-justbases.spec
@@ -2,7 +2,7 @@
 %global srcname justbases
 Name:       python-%{srcname}
 Version:    0.9
-Release:    10%{?dist}
+Release:    11%{?dist}
 Summary:    A small library for precise conversion between arbitrary bases
 
 License:    GPLv2+
@@ -43,6 +43,9 @@ rm -rf justbases.egg-info
 %{python3_sitelib}/justbases-%{version}-*.egg-info
 
 %changelog
+* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.9-11
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.9-10
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild