diff --git a/SPECS/libxml2.spec b/SPECS/libxml2.spec
index 6d44840..57ec4de 100644
--- a/SPECS/libxml2.spec
+++ b/SPECS/libxml2.spec
@@ -1,7 +1,10 @@
+# for -O3 on ppc64 c.f. 1051068
+%global _performance_build 1
+
 Summary: Library providing XML and HTML support
 Name: libxml2
 Version: 2.9.1
-Release: 2%{?dist}%{?extra_release}
+Release: 5%{?dist}%{?extra_release}
 License: MIT
 Group: Development/Libraries
 Source: ftp://xmlsoft.org/libxml2/libxml2-%{version}.tar.gz
@@ -157,6 +160,15 @@ rm -fr %{buildroot}
 %doc doc/python.html
 
 %changelog
+* Fri Jan 24 2014 Daniel Mach <dmach@redhat.com> - 2.9.1-5
+- Mass rebuild 2014-01-24
+
+* Wed Jan 15 2014 Daniel Veillard <veillard@redhat.com> - 2.9.1-4
+- rebuild to activate -O3 on ppc64 rhbz#1051068
+
+* Fri Dec 27 2013 Daniel Mach <dmach@redhat.com> - 2.9.1-3
+- Mass rebuild 2013-12-27
+
 * Fri Nov 15 2013 Daniel Veillard <veillard@redhat.com> - 2.9.1-2
 - Fix a regression in xmlGetDocCompressMode() rhbz#963716