diff --git a/.gitignore b/.gitignore
index 94b9d12..66d3541 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /cdbs_0.4.128.tar.xz
 /cdbs_0.4.129.tar.xz
 /cdbs_0.4.130.tar.xz
+/cdbs_0.4.131.tar.xz
diff --git a/cdbs.spec b/cdbs.spec
index 7e9b208..2907b9c 100644
--- a/cdbs.spec
+++ b/cdbs.spec
@@ -1,6 +1,6 @@
 Name:           cdbs
-Version:        0.4.130
-Release:        4%{?dist}
+Version:        0.4.131
+Release:        1%{?dist}
 Summary:        Common build system for Debian packages
 BuildArch:      noarch
 
@@ -47,6 +47,9 @@ make %{?_smp_mflags}
 %{_mandir}/man1/cdbs-edit-patch.1*
 
 %changelog
+* Thu May 12 2016 Sandro Mani <manisandro@gmail.com> - 0.4.131-1
+- Update to 0.4.131
+
 * Sun Mar 06 2016 Sandro Mani <manisandro@gmail.com> - 0.4.130-4
 - Port waf-unpack to python3, keep compatibility with python2
 
diff --git a/cdbs_py3.patch b/cdbs_py3.patch
index 3c4f3fa..bdf8a2a 100644
--- a/cdbs_py3.patch
+++ b/cdbs_py3.patch
@@ -1,6 +1,6 @@
-diff -rupN cdbs-0.4.130/scripts/waf-unpack cdbs-0.4.130-new/scripts/waf-unpack
---- cdbs-0.4.130/scripts/waf-unpack	2013-12-28 02:55:55.000000000 +0100
-+++ cdbs-0.4.130-new/scripts/waf-unpack	2016-03-06 11:40:00.545945872 +0100
+diff -rupN cdbs-0.4.131/scripts/waf-unpack cdbs-0.4.131-new/scripts/waf-unpack
+--- cdbs-0.4.131/scripts/waf-unpack	2016-05-11 14:01:51.000000000 +0200
++++ cdbs-0.4.131-new/scripts/waf-unpack	2016-05-12 10:08:52.300229531 +0200
 @@ -1,4 +1,4 @@
 -#!/usr/bin/python
 +#!/usr/bin/python3
@@ -10,7 +10,7 @@ diff -rupN cdbs-0.4.130/scripts/waf-unpack cdbs-0.4.130-new/scripts/waf-unpack
 @@ -18,6 +18,8 @@
  # You should have received a copy of the GNU General Public License
  # along with this program.  If not, see <http://www.gnu.org/licenses/>.
- #
+ 
 +from __future__ import print_function
 +
  usage = '''
diff --git a/sources b/sources
index aff1b6d..ad6050d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-4a305414852f08cc659217e6454d5b9a  cdbs_0.4.130.tar.xz
+0d1d836ad061e816bbe598fcb294ec9f  cdbs_0.4.131.tar.xz