diff --git a/microcode_ctl.spec b/microcode_ctl.spec
index ff9edd5..5989bcd 100644
--- a/microcode_ctl.spec
+++ b/microcode_ctl.spec
@@ -3,7 +3,7 @@
 Summary:        Tool to transform and deploy CPU microcode update for x86.
 Name:           microcode_ctl
 Version:        2.1
-Release:        8.1%{?dist}
+Release:        9.1%{?dist}
 Epoch:          2
 Group:          System Environment/Base
 License:        GPLv2+ and Redistributable, no modification permitted
@@ -40,6 +40,9 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2:2.1-9.1
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
 * Tue Feb 03 2015 Anton Arapov <atont@descope.org> 2.1-8.1
 - Update to upstream 2.1-7. 20150121