diff --git a/mp.spec b/mp.spec
index add69a6..0681940 100644
--- a/mp.spec
+++ b/mp.spec
@@ -28,7 +28,7 @@
 
 Name: mp
 Version: 3.1.0
-Release: 28.%{date}git%{shortcommit}%{?dist}
+Release: 29.%{date}git%{shortcommit}%{?dist}
 License: MIT and BSD
 Summary: An open-source library for mathematical programming
 URL: https://github.com/ampl/mp
@@ -372,6 +372,9 @@ ctest --force-new-ctest-process
 %endif
 
 %changelog
+* Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.1.0-29.20200303git7fd4828
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Sat Jul 11 2020 Jiri Vanek <jvanek@redhat.com> - 3.1.0-28.20200303git7fd4828
 - Rebuilt for JDK-11, see https://fedoraproject.org/wiki/Changes/Java11