diff --git a/avr-libc.spec b/avr-libc.spec
index 7e48a82..9b1895d 100644
--- a/avr-libc.spec
+++ b/avr-libc.spec
@@ -7,7 +7,7 @@
 
 Name:           avr-libc
 Version:        1.8.0
-Release:        7%{?dist}
+Release:        8%{?dist}
 Summary:        C library for use with GCC on Atmel AVR microcontrollers
 Group:          Development/Tools
 License:        BSD
@@ -137,6 +137,9 @@ rm -rf $RPM_BUILD_ROOT
 %doc %{_docdir}/%{name}/%{name}*.pdf
 
 %changelog
+* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.8.0-8
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
 * Thu Aug 08 2013 Michal Hlavinka <mhlavink@redhat.com> - 1.8.0-7
 - use unversioned docdir (#993677)