diff --git a/lbzip2.spec b/lbzip2.spec
index ef12646..323449d 100644
--- a/lbzip2.spec
+++ b/lbzip2.spec
@@ -8,7 +8,7 @@
 
 Name:           lbzip2
 Version:        2.5
-Release:        19.%{date}git%{shortcommit}%{?dist}
+Release:        20.%{date}git%{shortcommit}%{?dist}
 Summary:        Fast, multi-threaded bzip2 utility
 License:        GPLv3+
 URL:            https://github.com/kjn/lbzip2/
@@ -59,6 +59,9 @@ build-aux/autogen.sh
 
 
 %changelog
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.5-20.20171011gitb6dc48a
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Sat Sep 19 2020 Dominik Mierzejewski <rpm@greysector.net> - 2.5-19.20171011gitb6dc48a
 - fix FTBFS with recent gnulib