diff --git a/xen.spec b/xen.spec
index 6458986..0a72c76 100644
--- a/xen.spec
+++ b/xen.spec
@@ -58,7 +58,7 @@
 Summary: Xen is a virtual machine monitor
 Name:    xen
 Version: 4.15.1
-Release: 2%{?dist}
+Release: 3%{?dist}
 License: GPLv2+ and LGPLv2+ and BSD
 URL:     http://xen.org/
 Source0: https://downloads.xenproject.org/release/xen/%{version}/xen-%{version}.tar.gz
@@ -919,8 +919,12 @@ fi
 %endif
 
 %changelog
-* Sun Sep 12 2021 Michael Young <m.a.young@durham.ac.uk> - 4.15.1-2
+* Wed Oct 06 2021 Michael Young <m.a.young@durham.ac.uk> - 4.15.1-3
+- rebuild (f36 only) for OCaml 4.13.1
+
+* Tue Oct 05 2021 Michael Young <m.a.young@durham.ac.uk> - 4.15.1-2
 - PCI devices with RMRRs not deassigned correctly [XSA-386, CVE-2021-28702]
+	(#2011248)
 
 * Sun Sep 12 2021 Michael Young <m.a.young@durham.ac.uk> - 4.15.1-1
 - update to xen-4.15.1