diff --git a/spec/simple_cov_result_merger.rb b/spec/simple_cov_result_merger.rb
new file mode 100644
index 00000000000..85bdd7a4385
--- /dev/null
+++ b/spec/simple_cov_result_merger.rb
@@ -0,0 +1,33 @@
+require "simplecov"
+require "simplecov-rcov"
+
+class SimpleCov::Formatter::MergedFormatter
+  def format(result)
+    SimpleCov::Formatter::HTMLFormatter.new.format(result)
+    SimpleCov::Formatter::RcovFormatter.new.format(result)
+  end
+end
+
+SimpleCov.formatter = SimpleCov::Formatter::MergedFormatter
+SimpleCov.add_filter '/spec/'
+SimpleCov.add_filter '/config/'
+SimpleCov.add_filter '/db_imports/'
+SimpleCov.add_filter '/distributed_ci/'
+SimpleCov.add_filter '/spec_canvas/'
+SimpleCov.add_filter '/db/'
+SimpleCov.add_filter '._cache/'
+
+SimpleCov.add_group 'Controllers', 'app/controllers'
+SimpleCov.add_group 'Models', 'app/models'
+SimpleCov.add_group 'Services', 'app/services'
+SimpleCov.add_group 'App', 'app/'
+SimpleCov.add_group 'Gems', 'gems/'
+SimpleCov.add_group 'Helpers', 'app/helpers'
+SimpleCov.add_group 'Libraries', 'lib/'
+SimpleCov.add_group 'Plugins', 'vendor/plugins'
+
+SimpleCov.add_group "Long files" do |src_file|
+  src_file.lines.count > 500
+end
+
+SimpleCov.result.format!