diff --git a/python-certbot-dns-rfc2136.spec b/python-certbot-dns-rfc2136.spec
index 03e483d..6776b08 100644
--- a/python-certbot-dns-rfc2136.spec
+++ b/python-certbot-dns-rfc2136.spec
@@ -12,7 +12,7 @@
 
 Name:           python-%{pypi_name}
 Version:        0.21.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        RFC 2136 DNS Authenticator plugin for Certbot
 
 License:        ASL 2.0
@@ -149,6 +149,9 @@ rm -rf %{pypi_name}.egg-info
 %endif
 
 %changelog
+* Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.21.1-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
 * Fri Feb 02 2018 Eli Young <elyscape@gmail.com> - 0.21.1-1
 - Update to 0.21.1 (#1535997)