diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 581138f..f983247 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,4 +1,9 @@
 require 'simplecov'
 require 'coveralls'
+
+SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[
+  SimpleCov::Formatter::HTMLFormatter,
+  Coveralls::SimpleCov::Formatter
+]
 SimpleCov.start
-Coveralls.wear!
+