diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9fac03..31c9a40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,21 @@
 
 ---
 
+# 0.5.0
+*2017-04-17*
+## Improvements
+### Language Support
+❯ Implemented optimized styles for Ruby (@hahuang65, #29, 085c1337)
+  - Symbols (`rubySymbol`) now have a bold font style
+  - Block parameter list symbols (`rubyBlockParameterList`) are now colorized as keywords
+  - Local (variable) methods (`rubyLocalVariableOrMethod`) are now colorized as methods
+
+<p align="center"><img src="https://cloud.githubusercontent.com/assets/7836623/25083146/af02dd0a-2355-11e7-8adc-f53b0803a484.png"/></p>
+
+## Bug Fixes
+### Documentation
+❯ Fixed a typo in the project description. (@arcticicestudio, #28, b2134029)
+
 # 0.4.0
 *2017-02-23*
 ## Features
diff --git a/README.md b/README.md
index f76d816..ec0800a 100644
--- a/README.md
+++ b/README.md
@@ -62,7 +62,7 @@ Plug 'arcticicestudio/nord-vim', { 'branch': 'develop' }
 
 A specific version can be installed via git tags.  
 ```vim
-Plug 'arcticicestudio/nord-vim', { 'tag': 'v0.4.0' }
+Plug 'arcticicestudio/nord-vim', { 'tag': 'v0.5.0' }
 ```
 
 Of course it can be installed with any of your favorite tools:  
@@ -148,7 +148,7 @@ Detailed descriptions for supported languages can be found in the [project wiki]
 ![][scrot-lang-ruby]
 
 ## Development
-[![](https://img.shields.io/badge/Changelog-0.4.0-81A1C1.svg)](https://github.com/arcticicestudio/nord-vim/blob/v0.4.0/CHANGELOG.md) [![](https://img.shields.io/badge/Workflow-gitflow--branching--model-81A1C1.svg)](http://nvie.com/posts/a-successful-git-branching-model) [![](https://img.shields.io/badge/Versioning-ArcVer_0.8.0-81A1C1.svg)](https://github.com/arcticicestudio/arcver)
+[![](https://img.shields.io/badge/Changelog-0.5.0-81A1C1.svg)](https://github.com/arcticicestudio/nord-vim/blob/v0.5.0/CHANGELOG.md) [![](https://img.shields.io/badge/Workflow-gitflow--branching--model-81A1C1.svg)](http://nvie.com/posts/a-successful-git-branching-model) [![](https://img.shields.io/badge/Versioning-ArcVer_0.8.0-81A1C1.svg)](https://github.com/arcticicestudio/arcver)
 
 ### Contribution
 Please report issues/bugs, feature requests and suggestions for improvements to the [issue tracker](https://github.com/arcticicestudio/nord-vim/issues).
diff --git a/autoload/airline/themes/nord.vim b/autoload/airline/themes/nord.vim
index e3d6d92..e1a73c2 100755
--- a/autoload/airline/themes/nord.vim
+++ b/autoload/airline/themes/nord.vim
@@ -6,7 +6,7 @@
 " email      development@arcticicestudio.com             +
 " copyright  Copyright (C) 2017                          +
 " ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-let s:nord_vim_version="0.4.0"
+let s:nord_vim_version="0.5.0"
 let g:airline#themes#nord#palette = {}
 
 let s:nord0_gui = "#2E3440"
diff --git a/autoload/lightline/colorscheme/nord.vim b/autoload/lightline/colorscheme/nord.vim
index cf4dd75..100deff 100755
--- a/autoload/lightline/colorscheme/nord.vim
+++ b/autoload/lightline/colorscheme/nord.vim
@@ -6,7 +6,7 @@
 " email      development@arcticicestudio.com             +
 " copyright  Copyright (C) 2017                          +
 " ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-let s:nord_vim_version="0.4.0"
+let s:nord_vim_version="0.5.0"
 let s:p = {'normal': {}, 'inactive': {}, 'insert': {}, 'replace': {}, 'visual': {}, 'tabline': {}}
 
 let s:nord0 = ["#2E3440", "NONE"]
diff --git a/colors/nord.vim b/colors/nord.vim
index 4e241a9..375d069 100755
--- a/colors/nord.vim
+++ b/colors/nord.vim
@@ -14,7 +14,7 @@ if version > 580
 endif
 
 let g:colors_name = "nord"
-let s:nord_vim_version="0.4.0"
+let s:nord_vim_version="0.5.0"
 set background=dark
 
 let s:nord0_gui = "#2E3440"