diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 02d2de1..e602836 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -30,3 +30,7 @@ jobs:
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically
     - name: Run tests
       run: bundle exec rake
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v4.2.0
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
diff --git a/Gemfile b/Gemfile
index 817f62a..d54fb9a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,2 +1,5 @@
 source 'http://rubygems.org'
 gemspec
+
+gem 'simplecov'
+gem 'simplecov-cobertura'
diff --git a/analytics-ruby.gemspec b/analytics-ruby.gemspec
index aad3553..b45b31d 100644
--- a/analytics-ruby.gemspec
+++ b/analytics-ruby.gemspec
@@ -27,5 +27,4 @@ Gem::Specification.new do |spec|
     spec.add_development_dependency 'oj', '~> 3.6.2'
   end
   spec.add_development_dependency 'rubocop', '~> 1.0'
-  spec.add_development_dependency 'codecov', '~> 0.6'
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index b1d8435..8dc8634 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,10 +1,9 @@
 # frozen_string_literal: true
 
-# https://github.com/codecov/codecov-ruby#usage
 require 'simplecov'
 SimpleCov.start
-require 'codecov'
-SimpleCov.formatter = SimpleCov::Formatter::Codecov
+require 'simplecov-cobertura'
+SimpleCov.formatter = SimpleCov::Formatter::CoberturaFormatter
 
 require 'segment/analytics'
 require 'active_support/time'