diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index a05908b..618932f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,6 +1,11 @@
 if ENV['RAILS_ENV'] == 'test'
   require 'simplecov'
   SimpleCov.start 'rails'
+
+  if ENV['CIRCLE_ARTIFACTS'] # https://circleci.com/docs/code-coverage
+    dir = File.join("..", "..", "..", ENV['CIRCLE_ARTIFACTS'], "coverage")
+    SimpleCov.coverage_dir(dir)
+  end
 end
 
 # This file is copied to spec/ when you run 'rails generate rspec:install'