diff --git a/.github/workflows/spec.yml b/.github/workflows/spec.yml
index b16fca8c..14630d69 100644
--- a/.github/workflows/spec.yml
+++ b/.github/workflows/spec.yml
@@ -53,5 +53,5 @@ jobs:
     - name: Upload coverage to Codecov
       uses: codecov/codecov-action@v5
       with:
-        fail_ci_if_error: false
+        fail_ci_if_error: true
         token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/Gemfile b/Gemfile
index fd412b1d..ba289afe 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,14 +3,14 @@
 source "https://rubygems.org"
 
 group :test, :development do
-  gem "bundler", "~> 2.2"
-  gem "codecov", "~> 0.6"
-  gem "pry", "~> 0.14"
-  gem "rake", "~> 13.0"
-  gem "rdoc", "~> 6.4"
-  gem "rspec", "~> 3.11"
-  gem "rufo", "~> 0.13"
-  gem "simplecov", "~> 0.21"
+  gem "bundler", "~> 2.6"
+  gem "pry", "~> 0.15"
+  gem "rake", "~> 13.2"
+  gem "rdoc", "~> 6.9"
+  gem "rspec", "~> 3.13"
+  gem "rufo", "~> 0.18"
+  gem "simplecov", "~> 0.22"
+  gem "simplecov-cobertura", "~> 2.1"
   gem "yard", "~> 0.9"
 end
 
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 7f5b2f35..44f4d16a 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,12 +1,11 @@
 # use the local version of the code instead of a globally installed gem
 $LOAD_PATH.unshift File.expand_path("../../lib", __FILE__)
 
-# only run coverage reports on github actions
-if ENV["COVERAGE"]
+if ENV["COVERAGE"] or ENV["CI"]
   require "simplecov"
+  require "simplecov-cobertura"
+  SimpleCov.formatter = SimpleCov::Formatter::CoberturaFormatter
   SimpleCov.start
-  require "codecov"
-  SimpleCov.formatter = SimpleCov::Formatter::Codecov
 end
 
 require "eth"