diff --git a/python/README b/python/README
index 243def25..6b989825 100644
--- a/python/README
+++ b/python/README
@@ -13,11 +13,11 @@ You can read document in docstring after `import msgpack`
 
 INSTALL
 ---------
-Cython_ is required to build the binding.
+Cython_ is required to build msgpack.
 
 .. _Cython: http://www.cython.org/
 
-Posix
+posix
 ''''''
 You can install msgpack in common way.
 
@@ -28,7 +28,7 @@ Windows
 MessagePack requires gcc currently. So you need to prepare
 MinGW GCC.
 
-    $ python setup.py install -c mingw
+    $ python setup.py install -c mingw32
 
 TEST
 ----
diff --git a/python/msgpack/_msgpack.pyx b/python/msgpack/_msgpack.pyx
index c4553945..b407b924 100644
--- a/python/msgpack/_msgpack.pyx
+++ b/python/msgpack/_msgpack.pyx
@@ -163,7 +163,7 @@ cdef extern from "unpack.h":
     object template_data(template_context* ctx)
 
 
-def unpacks(object packed_bytes):
+def unpackb(object packed_bytes):
     """Unpack packed_bytes to object. Returns unpacked object."""
     cdef const_char_ptr p = packed_bytes
     cdef template_context ctx
@@ -176,10 +176,12 @@ def unpacks(object packed_bytes):
     else:
         return None
 
+unpacks = unpackb
+
 def unpack(object stream):
     """unpack from stream."""
     packed = stream.read()
-    return unpacks(packed)
+    return unpackb(packed)
 
 cdef class UnpackIterator(object):
     cdef object unpacker
diff --git a/python/setup.py b/python/setup.py
index faadb33f..fa8cb3a9 100755
--- a/python/setup.py
+++ b/python/setup.py
@@ -7,18 +7,14 @@ import os
 
 version = '0.0.1dev'
 
-PACKAGE_ROOT = os.getcwdu()
-INCLUDE_PATH = os.path.join(PACKAGE_ROOT, 'include')
 msgpack_mod = Extension('msgpack._msgpack',
-                        sources=['msgpack/_msgpack.pyx'],
-                        include_dirs=[INCLUDE_PATH])
+                        sources=['msgpack/_msgpack.pyx']
+                        )
 
-desc = 'MessagePack serializer/desirializer.'
+desc = 'MessagePack (de)serializer.'
 long_desc = desc + """
 
-Python binding of MessagePack_.
-
-This package is under development.
+MessagePack_ (de)serializer for Python.
 
 .. _MessagePack: http://msgpack.sourceforge.jp/
 
@@ -37,4 +33,9 @@ setup(name='msgpack',
       packages=['msgpack'],
       description=desc,
       long_description=long_desc,
+      classifiers=[
+          'Development Status :: 4 - Beta',
+          'Intended Audience :: Developers',
+          'License :: OSI Approved :: Apache Software License',
+          ]
       )