diff --git a/.github/workflows/ci.yml b/.github/workflows/build.yml
similarity index 76%
rename from .github/workflows/ci.yml
rename to .github/workflows/build.yml
index a5414b6..7766443 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/build.yml
@@ -1,9 +1,9 @@
-name: ci
+name: build
 
 on: [push, pull_request]
 
 jobs:
-  build:
+  test:
     runs-on: ubuntu-latest
     container:
       image: ruby:2.7.1
@@ -19,20 +19,17 @@ jobs:
     - uses: actions/checkout@v2
     - run: gem install bundler
     - run: bundle install --jobs 4 --retry 3
-    - uses: paambaati/codeclimate-action@v2.5.6
+    - run: bundle exec rake
       env:
-        CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
         DATABASE_URL: postgres://postgres@postgres/postgres
-      with:
-        coverageCommand: bundle exec rake
 
   publish:
-    needs: build
+    needs: test
     if: github.event_name == 'push'
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: elgohr/Publish-Docker-Github-Action@2.11
+    - uses: elgohr/Publish-Docker-Github-Action@2.14
       with:
         name: hakanensari/frankfurter
         username: ${{ secrets.DOCKER_USERNAME }}
diff --git a/Gemfile b/Gemfile
index 5d20366..4b07019 100644
--- a/Gemfile
+++ b/Gemfile
@@ -21,7 +21,7 @@ group :test do
   gem 'rack-test'
   gem 'rubocop-performance'
   gem 'rubocop-sequel'
-  gem 'simplecov', '0.17.1'
+  gem 'simplecov'
   gem 'vcr'
   gem 'webmock'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 21bbdc0..bde101d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,7 +17,6 @@ GEM
     i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.4)
-    json (2.3.0)
     kgio (2.11.3)
     minitest (5.14.0)
     minitest-around (0.5.0)
@@ -68,11 +67,10 @@ GEM
     sequel_pg (1.12.5)
       pg (>= 0.18.0, != 1.2.0)
       sequel (>= 4.38.0)
-    simplecov (0.17.1)
+    simplecov (0.18.5)
       docile (~> 1.1)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.2)
+      simplecov-html (~> 0.11)
+    simplecov-html (0.12.2)
     sinatra (2.0.8.1)
       mustermann (~> 1.0)
       rack (~> 2.0)
@@ -108,7 +106,7 @@ DEPENDENCIES
   rubocop-sequel
   rufus-scheduler
   sequel_pg
-  simplecov (= 0.17.1)
+  simplecov
   sinatra
   unicorn
   vcr
diff --git a/README.md b/README.md
index 2e8e6e6..68f243c 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,6 @@
 # Frankfurter
 
-[![Build](https://github.com/hakanensari/frankfurter/workflows/ci/badge.svg)](https://github.com/hakanensari/frankfurter/actions)
-[![Maintainability](https://api.codeclimate.com/v1/badges/81f8a458f29f171928f7/maintainability)](https://codeclimate.com/github/hakanensari/frankfurter/maintainability)
-[![Test Coverage](https://api.codeclimate.com/v1/badges/81f8a458f29f171928f7/test_coverage)](https://codeclimate.com/github/hakanensari/frankfurter/test_coverage)
+[![Build](https://github.com/hakanensari/frankfurter/workflows/build/badge.svg)](https://github.com/hakanensari/frankfurter/actions)
 
 [Frankfurter](https://www.frankfurter.app) is a free and open-source currency data API that tracks reference exchange rates published by the European Central Bank.