diff --git a/CODE_OF_CONDUCT.md b/.github/CODE_OF_CONDUCT.md
similarity index 100%
rename from CODE_OF_CONDUCT.md
rename to .github/CODE_OF_CONDUCT.md
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..5ba64e6
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,54 @@
+name: CI
+
+on:
+  pull_request:
+
+  push:
+    branches: [master]
+
+env:
+  GIT_COMMIT_SHA: ${{ github.sha }}
+  GIT_BRANCH: ${{ github.ref }}
+
+jobs:
+  linting:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v1
+
+      - name: Set up Ruby 2.7
+        uses: actions/setup-ruby@v1
+        with:
+          ruby-version: 2.7.x
+
+      - name: Rubocop
+        run: |
+          gem install bundler
+          bundle config set without 'development test'
+          bundle config set with 'lint'
+          bundle install
+          bundle exec rubocop --format progress
+  build:
+    needs: [linting]
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby: ['2.4', '2.5', '2.6', '2.7']
+
+    steps:
+      - uses: actions/checkout@v1
+
+      - name: Set up Ruby
+        uses: actions/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+
+      - name: Build
+        run: |
+          gem install bundler
+          bundle install --jobs 4 --retry 3
+
+      - name: Test
+        run: |
+          bundle exec rake
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 0bcdfc6..a1ef8bf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@ tmp
 ## BUNDLER
 *.gem
 .bundle
+Gemfile.lock
 vendor/bundle
 
 ## IDEs
diff --git a/Gemfile b/Gemfile
index 8b1572a..a990bc9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,4 +7,11 @@ gemspec
 gem 'faraday',
     git: 'https://github.com/lostisland/faraday.git',
     branch: 'master'
+
+# Required gems to run all Faraday tests
 gem 'multipart-parser'
+
+group :lint, :development do
+  gem 'rubocop', '~> 0.82.0'
+  gem 'rubocop-performance', '~> 1.0'
+end
diff --git a/Gemfile.lock b/Gemfile.lock
deleted file mode 100644
index 87746bd..0000000
--- a/Gemfile.lock
+++ /dev/null
@@ -1,101 +0,0 @@
-GIT
-  remote: https://github.com/lostisland/faraday.git
-  revision: 87ecaf96822ef03ef6e86a9b9b57caa97e4c0fa8
-  branch: master
-  specs:
-    faraday (1.0.1)
-      multipart-post (>= 1.2, < 3)
-
-PATH
-  remote: .
-  specs:
-    faraday-http (0.1.0)
-      http (~> 3.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
-    ast (2.4.0)
-    crack (0.4.3)
-      safe_yaml (~> 1.0.0)
-    diff-lcs (1.3)
-    docile (1.3.2)
-    domain_name (0.5.20190701)
-      unf (>= 0.0.5, < 1.0.0)
-    hashdiff (1.0.1)
-    http (3.3.0)
-      addressable (~> 2.3)
-      http-cookie (~> 1.0)
-      http-form_data (~> 2.0)
-      http_parser.rb (~> 0.6.0)
-    http-cookie (1.0.3)
-      domain_name (~> 0.5)
-    http-form_data (2.3.0)
-    http_parser.rb (0.6.0)
-    jaro_winkler (1.5.4)
-    multipart-parser (0.1.1)
-    multipart-post (2.1.1)
-    parallel (1.19.1)
-    parser (2.7.1.2)
-      ast (~> 2.4.0)
-    public_suffix (4.0.4)
-    rainbow (3.0.0)
-    rake (13.0.1)
-    rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
-    rspec-core (3.9.2)
-      rspec-support (~> 3.9.3)
-    rspec-expectations (3.9.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-mocks (3.9.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-support (3.9.3)
-    rspec_junit_formatter (0.4.1)
-      rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (0.82.0)
-      jaro_winkler (~> 1.5.1)
-      parallel (~> 1.10)
-      parser (>= 2.7.0.1)
-      rainbow (>= 2.2.2, < 4.0)
-      rexml
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 2.0)
-    ruby-progressbar (1.10.1)
-    safe_yaml (1.0.5)
-    simplecov (0.18.5)
-      docile (~> 1.1)
-      simplecov-html (~> 0.11)
-    simplecov-html (0.12.2)
-    unf (0.1.4)
-      unf_ext
-    unf_ext (0.0.7.7)
-    unicode-display_width (1.7.0)
-    webmock (3.8.3)
-      addressable (>= 2.3.6)
-      crack (>= 0.3.2)
-      hashdiff (>= 0.4.0, < 2.0.0)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  bundler (~> 2.0)
-  faraday!
-  faraday-http!
-  multipart-parser
-  rake (~> 13.0)
-  rspec (~> 3.0)
-  rspec_junit_formatter (~> 0.4)
-  rubocop (~> 0.65)
-  simplecov
-  webmock (~> 3.4)
-
-BUNDLED WITH
-   2.1.4
diff --git a/README.md b/README.md
index 6fff0af..e30953c 100644
--- a/README.md
+++ b/README.md
@@ -38,4 +38,4 @@ The gem is available as open source under the terms of the [MIT License](https:/
 
 ## Code of Conduct
 
-Everyone interacting in the Faraday::Http project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the [code of conduct](https://github.com/lostisland/faraday-http/blob/master/CODE_OF_CONDUCT.md).
+Everyone interacting in the Faraday::Http project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the [code of conduct](https://github.com/lostisland/faraday-http/blob/master/.github/CODE_OF_CONDUCT.md).
diff --git a/lib/faraday/http.rb b/lib/faraday/http.rb
index c159e95..e8558ad 100644
--- a/lib/faraday/http.rb
+++ b/lib/faraday/http.rb
@@ -8,8 +8,7 @@
 module Faraday
   module Http
     class Error < StandardError; end
-    # Your code goes here...
   end
 
-  Faraday::Adapter.register_middleware http: Faraday::Adapter::HTTP
+  Faraday::Adapter.register_middleware(http: Faraday::Adapter::HTTP)
 end