diff --git a/.gitattributes b/.gitattributes
index c47225a..533d355 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -5,11 +5,8 @@
 /.php_cs          export-ignore
 /.scrutinizer.yml export-ignore
 /.styleci.yml     export-ignore
-/.travis.yml      export-ignore
 /behat.yml.dist   export-ignore
 /features/        export-ignore
 /phpspec.ci.yml   export-ignore
 /phpspec.yml.dist export-ignore
-/phpunit.xml.dist export-ignore
 /spec/            export-ignore
-/tests/           export-ignore
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 0000000..e4d0050
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,91 @@
+name: tests
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  latest:
+    name: PHP ${{ matrix.php }} Latest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: ['7.1', '7.2', '7.3', '7.4', '8.0']
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer:v2
+          coverage: none
+
+      - name: Install PHP 7 dependencies
+        run: composer update --prefer-dist --no-interaction --no-progress
+        if: "matrix.php != '8.0'"
+
+      - name: Install PHP 8 dependencies
+        run: |
+          composer require "phpdocumentor/reflection-docblock:^5.2@dev" --no-interaction --no-update
+          composer update --prefer-dist --prefer-stable --no-interaction --no-progress --ignore-platform-req=php
+        if: "matrix.php == '8.0'"
+
+      - name: Execute tests
+        run: composer test
+
+  lowest:
+    name: PHP ${{ matrix.php }} Lowest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: ['7.1', '7.2', '7.3', '7.4']
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer:v2
+          coverage: none
+
+      - name: Install dependencies
+        run: |
+          composer require "sebastian/comparator:^3.0.2" --no-interaction --no-update
+          composer update --prefer-dist --prefer-stable --prefer-lowest --no-interaction --no-progress
+
+      - name: Execute tests
+        run: composer test
+
+  coverage:
+    name: Code Coverage
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: 7.4
+          tools: composer:v2
+          coverage: xdebug
+
+      - name: Install dependencies
+        run: |
+          composer require "friends-of-phpspec/phpspec-code-coverage:^4.3.2" --no-interaction --no-update
+          composer update --prefer-dist --no-interaction --no-progress
+
+      - name: Execute tests
+        run: composer test-ci
+
+      - name: Upload coverage
+        run: |
+          wget https://scrutinizer-ci.com/ocular.phar
+          php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 015fc22..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,44 +0,0 @@
-language: php
-
-sudo: false
-
-cache:
-    directories:
-        - $HOME/.composer/cache/files
-
-php:
-    - 7.1
-    - 7.2
-    - 7.3
-    - 7.4
-
-env:
-    global:
-        - TEST_COMMAND="composer test"
-
-branches:
-    except:
-        - /^analysis-.*$/
-
-matrix:
-    fast_finish: true
-    include:
-        - php: 7.1
-          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" COVERAGE=true TEST_COMMAND="composer test-ci"
-        - php: 7.1
-          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest"
-
-before_install:
-    - if [[ $COVERAGE != true ]]; then phpenv config-rm xdebug.ini || true; fi
-
-install:
-    # To be removed when this issue will be resolved: https://github.com/composer/composer/issues/5355
-    - if [[ "$COMPOSER_FLAGS" == *"--prefer-lowest"* ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --quiet; fi
-    - composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
-
-script:
-    - $TEST_COMMAND
-
-after_success:
-    - if [[ $COVERAGE = true ]]; then wget https://scrutinizer-ci.com/ocular.phar; fi
-    - if [[ $COVERAGE = true ]]; then php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml; fi
diff --git a/composer.json b/composer.json
index 46d4f18..ff4587a 100644
--- a/composer.json
+++ b/composer.json
@@ -11,15 +11,14 @@
         }
     ],
     "require": {
-        "php": "^7.1",
+        "php": "^7.1 || ^8.0",
         "psr/cache": "^1.0",
         "php-http/client-common": "^1.9 || ^2.0",
         "php-http/message-factory": "^1.0",
         "symfony/options-resolver": "^2.6 || ^3.0 || ^4.0 || ^5.0"
     },
     "require-dev": {
-        "phpspec/phpspec": "^2.5",
-        "henrikbjorn/phpspec-code-coverage" : "^1.0"
+        "phpspec/phpspec": "^5.1 || ^6.0"
     },
     "autoload": {
         "psr-4": {
@@ -39,7 +38,5 @@
         "branch-alias": {
             "dev-master": "1.6-dev"
         }
-    },
-    "prefer-stable": true,
-    "minimum-stability": "dev"
+    }
 }
diff --git a/phpspec.ci.yml b/phpspec.ci.yml
index 4407704..bd039ca 100644
--- a/phpspec.ci.yml
+++ b/phpspec.ci.yml
@@ -4,7 +4,7 @@ suites:
         psr4_prefix: Http\Client\Common\Plugin
 formatter.name: pretty
 extensions:
-    - PhpSpec\Extension\CodeCoverageExtension
+    FriendsOfPhpSpec\PhpSpec\CodeCoverage\CodeCoverageExtension: ~
 code_coverage:
     format: clover
     output: build/coverage.xml