diff --git a/rubygem-thin.spec b/rubygem-thin.spec
index 8f53a46..12b0f98 100644
--- a/rubygem-thin.spec
+++ b/rubygem-thin.spec
@@ -4,7 +4,7 @@
 Summary: A thin and fast web server
 Name: rubygem-%{gem_name}
 Version: 1.3.1
-Release: 3%{?dist}
+Release: 4%{?dist}
 Group: Development/Languages
 License: (GPLv2 or Ruby) and BSD and MIT
 URL: http://code.macournoyer.com/thin/
@@ -142,6 +142,9 @@ popd
 %{gem_instdir}/spec/rails_app/public/
 
 %changelog
+* Sat Jul 21 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.3.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
+
 * Wed Feb 01 2012 Vít Ondruch <vondruch@redhat.com> - 1.3.1-3
 - Rebuilt for Ruby 1.9.3.