diff --git a/.github/workflows/spec.yml b/.github/workflows/spec.yml
index b16fca8c..887d4d7c 100644
--- a/.github/workflows/spec.yml
+++ b/.github/workflows/spec.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        ruby: ['3.1', '3.2', '3.3']
+        ruby: ['3.2', '3.3']
     steps:
     - uses: actions/checkout@v4
     - uses: ruby/setup-ruby@v1
@@ -29,13 +29,13 @@ jobs:
     - name: MacOs Dependencies
       run: |
         brew tap ethereum/ethereum
-        brew install --verbose pkg-config automake autogen ethereum solidity
+        brew install --verbose pkg-config automake autogen geth solidity
       if: startsWith(matrix.os, 'macOS')
     - name: Ubuntu Dependencies
       run: |
         sudo add-apt-repository -y ppa:ethereum/ethereum
         sudo apt-get update
-        sudo apt-get install ethereum solc libyaml-dev
+        sudo apt-get install geth solc
       if: startsWith(matrix.os, 'Ubuntu')
     - name: Run Geth
       run: |
@@ -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..c74afce5 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", "~> 2.4"
+  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"