diff --git a/.gitignore b/.gitignore
index f21a75c..554f14d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,3 +46,4 @@ spec/dummy/db/*.sqlite3-journal
 spec/dummy/log/*.log
 spec/dummy/tmp/
 spec/dummy/.sass-cache
+coverage
diff --git a/Gemfile b/Gemfile
index b4e2a20..a3c54e4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,5 @@
 source "https://rubygems.org"
 
+gem 'simplecov', require: false, group: :test
+
 gemspec
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 891d219..d57dc8e 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -2,6 +2,9 @@
 
 require "vault/rails"
 require "rspec"
+require 'simplecov'
+
+SimpleCov.start
 
 module PathHelpers
   def project_root