diff --git a/.github/workflows/rspec.yml b/.github/workflows/rspec.yml
index f826390..eb8c926 100644
--- a/.github/workflows/rspec.yml
+++ b/.github/workflows/rspec.yml
@@ -9,43 +9,16 @@ jobs:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.5
+          ruby-version: 2.4
           bundler-cache: true
 
       - name: Run tests
         run: bundle exec rspec
 
-      - name: 'Upload Coverage Report'
-        uses: actions/upload-artifact@v4
-        with:
-          name: coverage-report
-          path: ./coverage
-
       - name: Code Coverage
-        uses: paambaati/codeclimate-action@v9.0.0
+        uses: paambaati/codeclimate-action@v2.7.5
         env:
           CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
         with:
-          debug: true
-          coverageCommand: bundle exec rspec
           coverageLocations: |
             ${{github.workspace}}/coverage/.resultset.json:simplecov
-
-  coverage:
-    needs: [ test ]
-    name: coverage
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - name: Download Coverage Report
-      uses: actions/download-artifact@v4
-      with:
-        name: coverage-report
-        path: ./coverage
-    - uses: paambaati/codeclimate-action@v9.0.0
-      env:
-        # Set CC_TEST_REPORTER_ID as secret of your repo
-        CC_TEST_REPORTER_ID: ${{secrets.CC_TEST_REPORTER_ID}}
-      with:
-        coverageCommand: bundle exec rspec
-        debug: true
diff --git a/class_kit.gemspec b/class_kit.gemspec
index 1694b2d..591dfaf 100644
--- a/class_kit.gemspec
+++ b/class_kit.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'pry-byebug'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec'
-  spec.add_development_dependency 'simplecov', '~> 0.22.0'
+  spec.add_development_dependency 'simplecov', '< 0.18.0'
   spec.add_development_dependency 'simplecov_json_formatter'
 
   spec.add_dependency 'hash_kit'
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index dd03461..4d44d04 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,7 +1,7 @@
 require 'simplecov'
-require 'simplecov_json_formatter'
+# require 'simplecov_json_formatter'
 
-SimpleCov.formatter = SimpleCov::Formatter::JSONFormatter
+# SimpleCov.formatter = SimpleCov::Formatter::JSONFormatter
 
 SimpleCov.start do
   add_filter 'spec/'