diff --git a/doc/conf.py b/doc/conf.py
index 144851b..c630040 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -19,9 +19,9 @@ os.system("make doc -C virtualsmartcard")
 os.system("make doc -C ccid")
 os.system("make doc -C pcsc-relay")
 
-os.environ['PATH'] += os.pathsep + os.path.abspath('../npa/src')
-os.environ['PATH'] += os.pathsep + os.path.abspath('../pcsc-relay/src')
-os.environ['PATH'] += os.pathsep + os.path.abspath('../virtualsmartcard/src/vpicc')
+os.environ['PATH'] = os.path.abspath('../npa/src') + os.pathsep + os.environ['PATH']
+os.environ['PATH'] = os.path.abspath('../pcsc-relay/src') + os.pathsep + os.environ['PATH']
+os.environ['PATH'] = os.path.abspath('../virtualsmartcard/src/vpicc') + os.pathsep + os.environ['PATH']
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -51,7 +51,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = u'Virtual Smart Card Architecture'
-copyright = u'2011, Dominik Oepen, Frank Morgner'
+copyright = u'2009-2012 by Dominik Oepen and Frank Morgner'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -60,7 +60,7 @@ copyright = u'2011, Dominik Oepen, Frank Morgner'
 # The short X.Y version.
 #version = '0.7'
 # The full version, including alpha/beta/rc tags.
-release = '2011-05-20'
+release = '2012-04-11'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.