diff --git a/.github/actions/entrypoint.sh b/.github/actions/entrypoint.sh
new file mode 100755
index 00000000..ce8379cb
--- /dev/null
+++ b/.github/actions/entrypoint.sh
@@ -0,0 +1,18 @@
+#!/bin/sh -l
+
+apt-get update && \
+apt-get install -y --no-install-recommends \
+    git \
+    zip \
+    curl \
+    unzip \
+    wget
+
+curl --silent --show-error https://getcomposer.org/installer | php
+php composer.phar self-update
+
+echo "---Installing dependencies ---"
+php composer.phar update
+
+echo "---Running unit tests ---"
+vendor/bin/phpunit
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 00000000..09539931
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,66 @@
+name: Test Suite
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: [ "5.6", "7.0", "7.1", "7.2", "7.3", "7.4", "8.0" ]
+    name: PHP ${{matrix.php }} Unit Test
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - name: Install Dependencies
+        uses: nick-invision/retry@v1
+        with:
+          timeout_minutes: 10
+          max_attempts: 3
+          command: composer install
+      - name: Run Script
+        run: vendor/bin/phpunit
+
+  # use dockerfiles for old versions of php (setup-php times out for those).
+  test_php55:
+    name: "PHP 5.5 Unit Test"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Run Unit Tests
+      uses: docker://php:5.5-cli
+      with:
+        entrypoint: ./.github/actions/entrypoint.sh
+
+  test_php54:
+    name: "PHP 5.4 Unit Test"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Run Unit Tests
+      uses: docker://php:5.4-cli
+      with:
+        entrypoint: ./.github/actions/entrypoint.sh
+
+  style:
+    runs-on: ubuntu-latest
+    name: PHP Style Check
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "7.0"
+      - name: Run Script
+        run: |
+          composer require friendsofphp/php-cs-fixer
+          vendor/bin/php-cs-fixer fix --diff --dry-run .
+          vendor/bin/php-cs-fixer fix --rules=native_function_invocation --allow-risky=yes --diff src
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 90e516cd..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-language: php
-
-branches:
-  - only: [master]
-
-php:
-  - 5.6
-  - 7.0
-  - 7.1
-  - 7.2
-  - 7.3
-  - 7.4
-
-matrix:
-  include:
-    - php: 5.3
-      dist: precise
-    - php: 5.4
-      dist: trusty
-    - php: 5.5
-      dist: trusty
-    - name: "Check Style"
-      php: "7.4"
-      env: RUN_CS_FIXER=true
-
-sudo: false
-
-before_script: composer install
-script:
-  - if [ "${RUN_CS_FIXER}" = "true" ]; then
-      composer require friendsofphp/php-cs-fixer &&
-      vendor/bin/php-cs-fixer fix --diff --dry-run . &&
-      vendor/bin/php-cs-fixer fix --rules=native_function_invocation --allow-risky=yes --diff src;
-    else
-      vendor/bin/phpunit;
-    fi
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 9f85f5ba..092a662c 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -8,7 +8,6 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
-         syntaxCheck="false"
          bootstrap="tests/bootstrap.php"
 >
     <testsuites>
diff --git a/src/BeforeValidException.php b/src/BeforeValidException.php
index fdf82bd9..c147852b 100644
--- a/src/BeforeValidException.php
+++ b/src/BeforeValidException.php
@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class BeforeValidException extends \UnexpectedValueException
diff --git a/src/ExpiredException.php b/src/ExpiredException.php
index 7f7d0568..81ba52d4 100644
--- a/src/ExpiredException.php
+++ b/src/ExpiredException.php
@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class ExpiredException extends \UnexpectedValueException
diff --git a/src/SignatureInvalidException.php b/src/SignatureInvalidException.php
index 87cb34df..d35dee9f 100644
--- a/src/SignatureInvalidException.php
+++ b/src/SignatureInvalidException.php
@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class SignatureInvalidException extends \UnexpectedValueException
diff --git a/tests/JWKTest.php b/tests/JWKTest.php
index b8b67540..93572400 100644
--- a/tests/JWKTest.php
+++ b/tests/JWKTest.php
@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 use PHPUnit\Framework\TestCase;
diff --git a/tests/JWTTest.php b/tests/JWTTest.php
index fc9c3756..bc9d7a8c 100644
--- a/tests/JWTTest.php
+++ b/tests/JWTTest.php
@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 use ArrayObject;