diff --git a/CHANGELOG.md b/CHANGELOG.md
index e393aee..b4adb16 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@
 All notable changes to this project will be documented in this file. This
 project adheres to [Semantic Versioning].
 
-## [Unreleased]
+## [0.5.0] - 2019-09-17
 
 ### Added
 
@@ -203,7 +203,7 @@ project adheres to [Semantic Versioning].
 
   + Otherwise, a GUI version of Vim must be used.
 
-[Unreleased]: https://github.com/ludokng/vim-odyssey/compare/0.4.0...HEAD
+[0.5.0]: https://github.com/ludokng/vim-odyssey/compare/0.4.0...0.5.0
 [0.4.0]: https://github.com/ludokng/vim-odyssey/compare/0.3.0...0.4.0
 [0.3.0]: https://github.com/ludokng/vim-odyssey/compare/0.2.0...0.3.0
 [0.2.0]: https://github.com/ludokng/vim-odyssey/compare/0.1.0...0.2.0
diff --git a/after/syntax/java.vim b/after/syntax/java.vim
index 5f9827b..97afba2 100644
--- a/after/syntax/java.vim
+++ b/after/syntax/java.vim
@@ -17,7 +17,7 @@
 "   - Import statements ('import' and 'import static').
 "
 " Maintainer: Ludovic Koenig <ludovic.koenig@gmail.com>
-" Version: 0.4.0
+" Version: 0.5.0
 " Since: 0.4.0
 " License: MIT
 "
diff --git a/after/syntax/python.vim b/after/syntax/python.vim
index 3b08bf0..d218806 100644
--- a/after/syntax/python.vim
+++ b/after/syntax/python.vim
@@ -1,3 +1,20 @@
+"                          __   __                     ____
+"           ____   __  __ / /_ / /_   ____   ____     / __/____   _____
+"          / __ \ / / / // __// __ \ / __ \ / __ \   / /_ / __ \ / ___/
+"         / /_/ // /_/ // /_ / / / // /_/ // / / /  / __// /_/ // /
+"        / .___/ \__, / \__//_/ /_/ \____//_/ /_/  /_/   \____//_/
+"       /_/     /____/        __
+"                 ____   ____/ /__  __ _____ _____ ___   __  __
+"                / __ \ / __  // / / // ___// ___// _ \ / / / /
+"               / /_/ // /_/ // /_/ /(__  )(__  )/  __// /_/ /
+"               \____/ \__,_/ \__, //____//____/ \___/ \__, /
+"                            /____/                   /____/
+"
+" Note: This script aims at providing some additional syntax groups for Python.
+" It may also reuse standard group to create them. It mostly introduces
+" supports for:
+"   - Type and Classes,
+"   - Functions.
 "
 " Maintainer: Ludovic Koenig <ludovic.koenig@gmail.com>
 " Version: 0.5.0
diff --git a/colors/odyssey.vim b/colors/odyssey.vim
index 99971c1..a4af003 100644
--- a/colors/odyssey.vim
+++ b/colors/odyssey.vim
@@ -13,7 +13,7 @@
 " Odyssey.
 "
 " Maintainer: Ludovic Koenig <ludovic.koenig@gmail.com>
-" Version: 0.4.0
+" Version: 0.5.0
 " Since: 0.1.0
 " License: MIT
 "