diff --git a/README.md b/README.md
index f46805b2..584f43ab 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 This is a gem to helper you quick create a share feature in you Rails apps.
 
+[![Gem Version](https://badge.fury.io/rb/social-share-button.svg)](https://badge.fury.io/rb/social-share-button)
+
 # Sites list
 
 * Facebook
diff --git a/lib/social_share_button/version.rb b/lib/social_share_button/version.rb
index 725569b9..ba8ac5c7 100644
--- a/lib/social_share_button/version.rb
+++ b/lib/social_share_button/version.rb
@@ -1,3 +1,3 @@
 module SocialShareButton
-  VERSION = "0.2.0"
+  VERSION = "0.2.1"
 end
diff --git a/social-share-button.gemspec b/social-share-button.gemspec
index b0009566..8aa4411e 100644
--- a/social-share-button.gemspec
+++ b/social-share-button.gemspec
@@ -11,7 +11,7 @@ Gem::Specification.new do |s|
   s.summary     = %q{Helper for add social share feature in your Rails app. Twitter, Facebook, Weibo, Douban, QQ, Tumblr ...}
   s.description = %q{Helper for add social share feature in your Rails app. Twitter, Facebook, Weibo, Douban, QQ, Tumblr ...}
   s.license     = 'MIT'
-    
+
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   s.executables   = `git ls-files -- {bin}/*`.split("\n").map{ |f| File.basename(f) }
@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
 
   # specify any dependencies here; for example:
   s.files        = Dir.glob("{bin,lib,app/assets/javascripts,app/assets/stylesheets}/**/*")
-  s.files       += %w(README.md Changelogs.md)
+  s.files       += %w(README.md CHANGELOG.md)
   s.files       += %w(app/assets/images/sprites/social-share-button.png app/assets/images/sprites/social-share-button@2x.png)
   s.add_development_dependency "rails"
   s.add_runtime_dependency "coffee-rails"