diff --git a/proteus-3.8.5.tar.gz b/proteus-3.8.5.tar.gz
deleted file mode 100644
index 38f3299..0000000
--- a/proteus-3.8.5.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2513d4b5681c263f08a5c093b1012f395a20f6dd9745db121a4eb5393641ea26
-size 37233
diff --git a/proteus-4.2.0.tar.gz b/proteus-4.2.0.tar.gz
new file mode 100644
index 0000000..835dcec
--- /dev/null
+++ b/proteus-4.2.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f84f6f469b579f200032cd7e287c40aaaf32ffa0f9a3de4fbf0ecfccfcafc675
+size 37393
diff --git a/proteus.changes b/proteus.changes
index 2c8c6e3..63bafab 100644
--- a/proteus.changes
+++ b/proteus.changes
@@ -1,18 +1,12 @@
--------------------------------------------------------------------
-Sun Nov  6 19:25:44 UTC 2016 - axel.braun@gmx.de
+------------------------------------------------------------------- 
+Mon Nov 28 18:22:41 UTC 2016 - axel.braun@gmx.de 
 
-- version 3.8.5 
+- Tryton Release 4.2 
 
 -------------------------------------------------------------------
-Tue Sep  6 15:27:24 UTC 2016 - axel.braun@gmx.de
+Sat May 14 19:25:43 UTC 2016 - axel.braun@gmx.de
 
-- version 3.8.4
-
--------------------------------------------------------------------
-Fri Aug 26 11:21:06 UTC 2016 - axel.braun@gmx.de
-
-- Clean up of spec file, fdupes added 
-  service file set to localonly
+- version 4.0
 
 ------------------------------------------------------------------- 
 Wed Oct 19 20:14:38 UTC 2015 - axel.braun@gmx.de 
diff --git a/proteus.spec b/proteus.spec
index 49b8655..8baa806 100644
--- a/proteus.spec
+++ b/proteus.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package proteus
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 # Copyright (c) 2016 Dr. Axel Braun
 #
 # All modifications and additions to the file contributed by third parties
@@ -17,11 +17,15 @@
 #
 
 
-%define majorver 3.8
-Version:        %{majorver}.5
-Release:        0
-
+%define majorver 4.2
 Name:           proteus
+Version:        %{majorver}.0
+Release:        0
+Summary:        A library to access Tryton's modules like a client
+License:        GPL-3.0+
+Group:          Productivity/Office/Management
+Url:            http://www.tryton.org/
+Source0:        http://downloads.tryton.org/%{majorver}/%{name}-%{version}.tar.gz
 # List of additional build dependencies
 BuildRequires:  fdupes
 BuildRequires:  python-devel
@@ -29,20 +33,12 @@ BuildRequires:  python-lxml
 BuildRequires:  python-psycopg2
 BuildRequires:  python-pydot
 BuildRequires:  python-setuptools
-
-Url:            http://www.tryton.org/
-Source0:        http://downloads.tryton.org/%{majorver}/%{name}-%{version}.tar.gz
-Summary:        A library to access Tryton's modules like a client
-License:        GPL-3.0+
-Group:          Productivity/Office/Management
-
-BuildArch:      noarch
-
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Requires:       python-cdecimal
 Requires:       python-dateutil
 Requires:       python-simplejson
 Requires:       trytond
+BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+BuildArch:      noarch
 
 %description
 Proteus allows you to access Tryton's modules like a client. Useful for automation, data load etc.