diff --git a/.travis.yml b/.travis.yml
index dabc196..6995efb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -67,7 +67,7 @@ branches:
 
 env:
   global:
-    - GIT_TAG=v0.2.0
+    - GIT_TAG=v0.3.0
 
 notifications:
     email:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fb75063..0f245cc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,7 @@ option(LIME_BUILD_PYTHON_MODULE "Build python modules." OFF)
 # ------------------------------------------------------------------------------
 find_package( OpenCV 3.0 REQUIRED )
 if (${LIME_BUILD_PYTHON_MODULE})
-  find_package( PythonLibs 3 REQUIRED )
+  find_package( PythonLibs REQUIRED )
   find_package( Boost REQUIRED python numpy )
 endif()
 
diff --git a/docs/source/index.rst b/docs/source/index.rst
index bf8b6ff..47e16b4 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -4,7 +4,7 @@
 Welcome to Lime's documentation!
 ================================
 
-Lime (Library for IMage Editing) is an image editing library extending OpenCV
+Lime (Library for IMage Editing) is an image editing library extending OpenCV 3.x
 which is developed for C/C++ and Python.
 
 .. toctree::
diff --git a/docs/source/install.rst b/docs/source/install.rst
index 12c4aa7..16b6e82 100644
--- a/docs/source/install.rst
+++ b/docs/source/install.rst
@@ -27,9 +27,14 @@ your program source codes.
 Python
 --------
 
-For Python users, you can build the library with CMake. After building it,
-you can install it normally with ``setup.py``. Following is the simple
-installation steps.
+For Python users, you can build the library with CMake. While `lime` depends
+on `OpenCV` and `boost python/numpy`, you need to install these libraries beforehands.
+Please make sure, the versions of these libraries meet the following requirements.
+
+* OpenCV 3.0 or higher
+* Boost 1.63 or higher and build boost-python and boost-numpy
+
+After install these libraries, you can build and install the python library with following shell script.
 
 .. code-block:: shell
 
@@ -44,3 +49,6 @@ installation steps.
 
 While building the source codes with CMake, you may ought to specify your
 python include and library directories.
+
+If the installation is failed, you should check whether `lime` binary file appears in 'build/lib' directory
+(the name of the binary would be `lime.pyd` (Windows), 'liblime.dylib' (MacOS) or 'lime.so' (Linux)).
diff --git a/setup.py b/setup.py
index a8f900a..10ccdcf 100644
--- a/setup.py
+++ b/setup.py
@@ -59,7 +59,7 @@ def run(self):
 setup(
     cmdclass={ 'install' : install },
     name='lime',
-    version='0.2.0',
+    version='0.3.0',
     author='tatsy',
     author_email='tatsy.mail@gmail.com',
     url='https://github.com/tatsy/lime.git',
diff --git a/sources/python/pyutils.h b/sources/python/pyutils.h
index 608df2f..eeda529 100644
--- a/sources/python/pyutils.h
+++ b/sources/python/pyutils.h
@@ -8,10 +8,10 @@
 #include <string>
 #include <exception>
 #include <boost/python.hpp>
-#include <boost/numpy.hpp>
+#include <boost/python/numpy.hpp>
 
 namespace py = boost::python;
-namespace npy = boost::numpy;
+namespace npy = boost::python::numpy;
 
 class PyLimeException : public std::exception {
 public: