diff --git a/.gitignore b/.gitignore
index 2410ab5..e5f3bb7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@ tmp
 .ruby-version
 .ruby-gemset
 *.gemfile.lock
+.idea/
\ No newline at end of file
diff --git a/README.md b/README.md
index 4537801..ec425ad 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,6 @@
 [![Code Climate](https://codeclimate.com/github/emq/sidekiq-lock.png)](https://codeclimate.com/github/emq/sidekiq-lock)
 [![Build Status](https://travis-ci.org/emq/sidekiq-lock.png?branch=master)](https://travis-ci.org/emq/sidekiq-lock)
 [![Coverage Status](https://coveralls.io/repos/emq/sidekiq-lock/badge.png)](https://coveralls.io/r/emq/sidekiq-lock)
-[![Dependency Status](https://gemnasium.com/emq/sidekiq-lock.png)](https://gemnasium.com/emq/sidekiq-lock)
 [![Gem Version](https://badge.fury.io/rb/sidekiq-lock.png)](http://badge.fury.io/rb/sidekiq-lock)
 
 **Note:** This is a _complete_ piece of software, it should work across all future sidekiq & ruby versions.