diff --git a/xulrunner.spec b/xulrunner.spec
index 62ce7d8..8d2406d 100644
--- a/xulrunner.spec
+++ b/xulrunner.spec
@@ -75,7 +75,7 @@
 Summary:        XUL Runtime for Gecko Applications
 Name:           xulrunner
 Version:        17.0
-Release:        3%{?pre_tag}%{?dist}
+Release:        4%{?pre_tag}%{?dist}
 URL:            http://developer.mozilla.org/En/XULRunner
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -505,6 +505,9 @@ fi
 #---------------------------------------------------------------------
 
 %changelog
+* Tue Nov 27 2012 Jan Horak <jhorak@redhat.com> - 17.0-4
+- Rebuild agains older NSS
+
 * Mon Nov 19 2012 Martin Stransky <stransky@redhat.com> - 17.0-3
 - Updated second arch patches