diff --git a/zlib.spec b/zlib.spec
index 63071a6..1f31d9d 100644
--- a/zlib.spec
+++ b/zlib.spec
@@ -1,7 +1,7 @@
 Summary: The compression and decompression library
 Name: zlib
 Version: 1.2.8
-Release: 4%{?dist}
+Release: 5%{?dist}
 # /contrib/dotzlib/ have Boost license
 License: zlib and Boost
 Group: System Environment/Libraries
@@ -138,6 +138,9 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/*.la
 %{_libdir}/pkgconfig/minizip.pc
 
 %changelog
+* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.8-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
 * Wed Feb 12 2014 jchaloup <jchaloup@redhat.com> - 1.2.8-4
 - resolves: #1064213
   recompiled with -O3 flag for ppc64 arch