diff --git a/proteus-5.0.11.tar.gz b/proteus-5.0.11.tar.gz
deleted file mode 100644
index b5689d0..0000000
--- a/proteus-5.0.11.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
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-oid sha256:b9dbd8e719981179f5ab3fc1095c864f4fcfe345e047f91b357b3c4a9aa1028c
-size 40875
diff --git a/proteus-5.0.11.tar.gz.asc b/proteus-5.0.11.tar.gz.asc
deleted file mode 100644
index a3729b3..0000000
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@@ -1,12 +0,0 @@
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diff --git a/proteus-6.0.5.tar.gz b/proteus-6.0.5.tar.gz
new file mode 100644
index 0000000..ed51ad9
--- /dev/null
+++ b/proteus-6.0.5.tar.gz
@@ -0,0 +1,3 @@
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+oid sha256:c9d5427a4cb51d6b6b17dbe48bd06f027c9cf020e0863bb08748a8e7c38c76ab
+size 41410
diff --git a/proteus-6.0.5.tar.gz.asc b/proteus-6.0.5.tar.gz.asc
new file mode 100644
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+++ b/proteus-6.0.5.tar.gz.asc
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diff --git a/proteus.changes b/proteus.changes
index 0dc38a5..5dffa90 100644
--- a/proteus.changes
+++ b/proteus.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Wed Mar  2 11:34:12 UTC 2022 - Axel Braun <axel.braun@gmx.de>
+
+- Version 6.0.5 - Bugfix Release
+
+-------------------------------------------------------------------
+Sat Feb 12 17:17:24 UTC 2022 - Axel Braun <axel.braun@gmx.de>
+
+- Version bump to Tryton 6.0 series
+
 -------------------------------------------------------------------
 Tue Jan 18 16:14:21 UTC 2022 - Axel Braun <axel.braun@gmx.de>
 
diff --git a/proteus.spec b/proteus.spec
index 0b00899..ebf4df4 100644
--- a/proteus.spec
+++ b/proteus.spec
@@ -1,8 +1,8 @@
 #
 # spec file for package proteus
 #
-# Copyright (c) 2022 SUSE LLC
-# Copyright (c) 2019 Dr. Axel Braun
+# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2014-2021 Dr. Axel Braun
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,9 +17,9 @@
 #
 
 
-%define majorver 5.0
+%define majorver 6.0
 Name:           proteus
-Version:        %{majorver}.11
+Version:        %{majorver}.5
 Release:        0
 Summary:        A library to access Tryton's modules like a client
 License:        GPL-3.0-or-later
@@ -30,7 +30,6 @@ Source1:        http://downloads.tryton.org/%{majorver}/%{name}-%{version}.tar.g
 Source2:        https://keybase.io/cedrickrier/pgp_keys.asc?fingerprint=7C5A4360F6DF81ABA91FD54D6FF50AFE03489130#/%{name}.keyring
 # List of additional build dependencies
 BuildRequires:  fdupes
-BuildRequires:  python-rpm-macros
 BuildRequires:  python3-devel
 BuildRequires:  python3-lxml
 BuildRequires:  python3-psycopg2
@@ -38,7 +37,7 @@ BuildRequires:  python3-pydot
 BuildRequires:  python3-setuptools
 Requires:       python3-dateutil
 Requires:       trytond
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+
 BuildArch:      noarch
 
 %description
@@ -48,15 +47,15 @@ Proteus allows you to access Tryton's modules like a client. Useful for automati
 %setup -q
 
 %build
-python3 setup.py build
+%python3_build
 
 %install
-python3 setup.py install --prefix=%_prefix --root=%buildroot
+%python3_install --prefix=%_prefix --root=%buildroot
 %fdupes -s %{buildroot}
 
 %files
 %defattr(-,root,root)
-%doc README
+%doc README.rst
 %license LICENSE
 %{python3_sitelib}/*