diff --git a/python-yubico.spec b/python-yubico.spec
index 8a7f8f6..d445664 100644
--- a/python-yubico.spec
+++ b/python-yubico.spec
@@ -3,7 +3,7 @@
 
 Name:           python-%{srcname}
 Version:        1.3.3
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Pure-python library for interacting with Yubikeys
 
 License:        BSD
@@ -52,6 +52,9 @@ nosetests-%{python3_version} -e test_challenge_response -e test_serial -e test_s
 
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.3-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.3-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild