diff --git a/logstash.gemspec b/logstash.gemspec
index d5d1804cd..d8aa8deba 100644
--- a/logstash.gemspec
+++ b/logstash.gemspec
@@ -108,4 +108,7 @@ Gem::Specification.new do |gem|
   gem.add_runtime_dependency "rspec"            #(MIT license)
   gem.add_runtime_dependency "insist", "1.0.0"  #(Apache 2.0 license)
   gem.add_runtime_dependency "rumbster"         # For faking smtp in email tests (Apache 2.0 license)
+  
+  #Development Deps
+  gem.add_development_dependency "coveralls"
 end
diff --git a/spec/test_utils.rb b/spec/test_utils.rb
index e6de91ac9..3d0ca6415 100644
--- a/spec/test_utils.rb
+++ b/spec/test_utils.rb
@@ -1,3 +1,4 @@
+require 'coveralls' and Coveralls.wear! if ENV['COVERAGE']
 require "insist"
 require "logstash/agent"
 require "logstash/pipeline"