diff --git a/docbook-dtds.spec b/docbook-dtds.spec
index bf3c18c..667ad52 100644
--- a/docbook-dtds.spec
+++ b/docbook-dtds.spec
@@ -5,7 +5,7 @@
 
 Name: docbook-dtds
 Version: 1.0
-Release: 62%{?dist}
+Release: 63%{?dist}
 Group: Applications/Text
 
 Summary: SGML and XML document type definitions for DocBook
@@ -478,6 +478,9 @@ do
 done
 
 %changelog
+* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.0-63
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
 * Mon Aug 19 2013 Ondrej Vasik <ovasik@redhat.com> - 1.0-62
 - package Relax NG schema format (#839665)
 - package W3C XML (XSD) schema format