diff --git a/NEWS b/NEWS
index f8037c0..9a7b729 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,13 @@
+============================================================
+Cpuset 1.6pre1 (February  8, 2018)
+https://github.com/lpechacek/cpuset
+http://download.opensuse.org/repositories/home:/LPechacek:/cpuset-release/
+
+Update to 1.6pre1 includes following changes:
+
+* Make cpuset compatible with both Python 2 and 3
+* Update package meta information
+
 ============================================================
 Cpuset 1.5.8 (March  7, 2016)
 https://github.com/lpechacek/cpuset
diff --git a/cpuset.spec b/cpuset.spec
index 9662835..ce25ffd 100644
--- a/cpuset.spec
+++ b/cpuset.spec
@@ -16,7 +16,7 @@
 # norootforbuild  
 
 Name:           cpuset
-Version:        1.5.8
+Version:        1.6pre1
 Release:        1
 License:        GPL-2.0
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
diff --git a/cpuset/version.py b/cpuset/version.py
index a079ce3..f718313 100644
--- a/cpuset/version.py
+++ b/cpuset/version.py
@@ -16,4 +16,4 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 """
 
-version = '1.5.8'
+version = '1.6pre1'
diff --git a/doc/cset-proc.txt b/doc/cset-proc.txt
index 6059e6e..a7543b1 100644
--- a/doc/cset-proc.txt
+++ b/doc/cset-proc.txt
@@ -1,7 +1,7 @@
 cset-proc(1)
 ============
 Alex Tsariounov <tsariounov@gmail.com>
-v1.5.8, March 2016
+v1.6pre1, February 2018
 
 NAME
 ----
diff --git a/doc/cset-set.txt b/doc/cset-set.txt
index c484822..d399562 100644
--- a/doc/cset-set.txt
+++ b/doc/cset-set.txt
@@ -1,7 +1,7 @@
 cset-set(1)
 ===========
 Alex Tsariounov <tsariounov@gmail.com>
-v1.5.8, March 2016
+v1.6pre1, February 2018
 
 NAME
 ----
diff --git a/doc/cset-shield.txt b/doc/cset-shield.txt
index a28b90d..e1fdd74 100644
--- a/doc/cset-shield.txt
+++ b/doc/cset-shield.txt
@@ -1,7 +1,7 @@
 cset-shield(1)
 ==============
 Alex Tsariounov <tsariounov@gmail.com>
-v1.5.8, March 2016
+v1.6pre1, February 2018
 
 NAME
 ----
diff --git a/doc/cset.txt b/doc/cset.txt
index a18054a..e5897d5 100644
--- a/doc/cset.txt
+++ b/doc/cset.txt
@@ -1,7 +1,7 @@
 cset(1)
 ======
 Alex Tsariounov <tsariounov@gmail.com>
-v1.5.8, March 2016
+v1.6pre1, February 2018
 
 NAME
 ----
diff --git a/doc/tutorial.txt b/doc/tutorial.txt
index 924f75a..ce5804e 100644
--- a/doc/tutorial.txt
+++ b/doc/tutorial.txt
@@ -2,7 +2,7 @@ Cpuset (cset) Tutorial
 ======================
 
 Alex Tsariounov <tsariounov@gmail.com> +
-Copyright (c) 2009-2011 Novell Inc., cset v1.5.8 +
+Copyright (c) 2009-2011 Novell Inc., cset v1.6pre1 +
 Verbatim copying and distribution of this entire article are permitted
 worldwide, without royalty, in any medium, provided this notice is preserved.