diff --git a/rdkit.spec b/rdkit.spec
index c96e692..098234b 100644
--- a/rdkit.spec
+++ b/rdkit.spec
@@ -5,8 +5,8 @@
 %endif
 
 %global year        2016
-%global month       03
-%global extraver    5
+%global month       09
+%global extraver    1
 %global pkgname     Release_%{year}_%{month}_%{extraver}
 %global rootdir     rdkit-%{pkgname}
 
@@ -14,7 +14,7 @@
 
 Name:           rdkit
 Version:        %{year}.%{month}.%{extraver}
-Release:        2%{?dist}
+Release:        1%{?dist}
 Summary:        Chemical informatics and machine learning toolkit
 License:        BSD
 URL:            http://www.rdkit.org/
@@ -336,8 +336,9 @@ popd
 %{_datadir}/pgsql/extension/rdkit.control
 
 %changelog
-* Fri Nov 11 2016 Gianluca Sforna <giallu@gmail.com> - 2016.03.5-2
-- Fix ppc/ppc64 build
+* Fri Nov 11 2016 Gianluca Sforna <giallu@gmail.com> - 2016.09.1-1
+- new upstream release
+- fix ppc/ppc64 build
 
 * Wed Nov  2 2016 Gianluca Sforna <giallu@gmail.com> - 2016.03.5-1
 - new upstream release