diff --git a/python-ecdsa.spec b/python-ecdsa.spec
index ff325be..874046e 100644
--- a/python-ecdsa.spec
+++ b/python-ecdsa.spec
@@ -2,7 +2,7 @@
 
 Name:           python-%{srcname}
 Version:        0.15
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        ECDSA cryptographic signature library
 
 License:        MIT
@@ -98,6 +98,9 @@ find src/ecdsa -name \*.py | xargs sed -ie '/\/usr\/bin\/env/d'
 
 
 %changelog
+* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.15-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Tue May 26 2020 Miro Hrončok <mhroncok@redhat.com> - 0.15-2
 - Rebuilt for Python 3.9