diff --git a/perl-Net-CIDR-Lite.spec b/perl-Net-CIDR-Lite.spec
index daf21d1..fefce4c 100644
--- a/perl-Net-CIDR-Lite.spec
+++ b/perl-Net-CIDR-Lite.spec
@@ -1,6 +1,6 @@
 Name:           perl-Net-CIDR-Lite
 Version:        0.21
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Perl extension for merging IPv4 or IPv6 CIDR addresses
 License:        GPL+ or Artistic
 Group:          Development/Libraries
@@ -48,6 +48,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/man3/*
 
 %changelog
+* Fri Jan 13 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.21-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild
+
 * Mon Jun 20 2011 Marcela Mašláňová <mmaslano@redhat.com> - 0.21-3
 - Perl mass rebuild