diff --git a/doc/changelog.txt b/doc/changelog.txt
index 89b4bbe..8a70883 100644
--- a/doc/changelog.txt
+++ b/doc/changelog.txt
@@ -1,3 +1,6 @@
+0.13 "" (released xx.xx.xxxx)
+
+
 0.12 "Galaxy Quest" (released 20.11.2010)
 
   * Show commands that are run.
diff --git a/setup.py b/setup.py
index 9bfaf11..d840470 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@ import os
 from distutils.core import setup
 
 AppName = "patool"
-AppVersion = "0.12"
+AppVersion = "0.13"
 MyName = "Bastian Kleineidam"
 MyEmail = "calvin@users.sourceforge.net"