diff --git a/python-tblib.spec b/python-tblib.spec
index 548f71e..d6b03cd 100644
--- a/python-tblib.spec
+++ b/python-tblib.spec
@@ -2,7 +2,7 @@
 
 Name:           python-%{srcname}
 Version:        1.6.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Traceback serialization library
 
 License:        BSD
@@ -65,6 +65,9 @@ PYTHONPATH="%{buildroot}%{python3_sitelib}:tests" \
 
 
 %changelog
+* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.6.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Tue May 26 2020 Miro Hrončok <mhroncok@redhat.com> - 1.6.0-3
 - Rebuilt for Python 3.9