diff --git a/Gemfile b/Gemfile
index 443fc50..e485df6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,8 @@ source "https://rubygems.org"
 gemspec
 
 # Added here so it does not show up on the Gemspec; I only want it for CI builds
-gem "codecov", group: :test, require: false
+gem "simplecov", group: :test, require: false
+gem "simplecov-cobertura", group: :test, require: false
 # Not actually required to run the tests for the gem, but a real convenience
 # for local development.
 gem "standard", group: [:test, :development], require: false
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 679bdeb..cadcb8d 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -7,8 +7,8 @@
   require "simplecov"
   SimpleCov.start
 
-  require "codecov"
-  SimpleCov.formatter = SimpleCov::Formatter::Codecov
+  require "simplecov-cobertura"
+  SimpleCov.formatter = SimpleCov::Formatter::CoberturaFormatter
 end
 
 $: << File.dirname(__FILE__) + "/../lib"