diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 0766ec8..39150be 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -9,16 +9,29 @@ jobs:
       max-parallel: 15
       fail-fast: false
       matrix:
-        laravel-version: ['5.8.*', '^6.0', '^7.0', '^8.0']
-        php-versions: ['7.3', '7.4']
-    name: PHP ${{ matrix.php-versions }} on Laravel ${{ matrix.laravel-version }}
+        laravel-version: ['5.8.*', '^6.0', '^7.0', '^8.0', '^9.0']
+        php-version: ['7.3', '7.4', '8.0', '8.1']
+        exclude:
+          - laravel-version: '5.8.*'
+            php-version: '8.0'
+          - laravel-version: '5.8.*'
+            php-version: '8.1'
+          - laravel-version: '^6.0'
+            php-version: '8.1'
+          - laravel-version: '^7.0'
+            php-version: '8.1'
+          - laravel-version: '^9.0'
+            php-version: '7.3'
+          - laravel-version: '^9.0'
+            php-version: '7.4'
+    name: PHP ${{ matrix.php-version }} on Laravel ${{ matrix.laravel-version }}
     steps:
       - name: Checkout
         uses: actions/checkout@master
       - name: Setup PHP
         uses: shivammathur/setup-php@master
         with:
-          php-version: ${{ matrix.php-versions }}
+          php-version: ${{ matrix.php-version }}
           extension-csv: mbstring, xdebug
           coverage: xdebug
       - name: Install dependencies
@@ -30,7 +43,4 @@ jobs:
       - name: Run Tests
         run: composer test:unit
       - name: Run Integration Tests
-        if: matrix.laravel-version == '^7.0'
-        run: |
-            composer require --dev --no-interaction "orchestra/testbench:^5.1"
-            composer test:integration
+        run: composer test:integration
diff --git a/README.md b/README.md
index 7be4064..96b61a8 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 [![Code Coverage](https://img.shields.io/scrutinizer/coverage/g/laravel-notification-channels/twilio/master.svg?style=flat-square)](https://scrutinizer-ci.com/g/laravel-notification-channels/twilio/?branch=master)
 [![Total Downloads](https://img.shields.io/packagist/dt/laravel-notification-channels/twilio.svg?style=flat-square)](https://packagist.org/packages/laravel-notification-channels/twilio)
 
-This package makes it easy to send [Twilio notifications](https://documentation.twilio.com/docs) with Laravel 5.5+, 6.x and 7.x
+This package makes it easy to send [Twilio notifications](https://documentation.twilio.com/docs) with Laravel 5.5+, 6.x, 7.x, 8.x & 9.x
 
 You are viewing the `3.x` documentation. [Click here](https://github.com/laravel-notification-channels/twilio/tree/2.x) to view the `2.x` documentation.
 
diff --git a/composer.json b/composer.json
index 967861d..5cc0fae 100644
--- a/composer.json
+++ b/composer.json
@@ -22,16 +22,17 @@
         }
     ],
     "require": {
-        "php": ">=7.2",
+        "php": ">=7.2|^8.0",
         "twilio/sdk": "~6.0",
-        "illuminate/notifications": "^5.8 || ^6.0 || ^7.0 || ^8.0",
-        "illuminate/support": "^5.8 || ^6.0 || ^7.0 || ^8.0",
-        "illuminate/events": "^5.8 || ^6.0 || ^7.0 || ^8.0",
-        "illuminate/queue": "^5.8 || ^6.0 || ^7.0 || ^8.0"
+        "illuminate/notifications": "^5.8 || ^6.0 || ^7.0 || ^8.0 || ^9.0",
+        "illuminate/support": "^5.8 || ^6.0 || ^7.0 || ^8.0 || ^9.0",
+        "illuminate/events": "^5.8 || ^6.0 || ^7.0 || ^8.0 || ^9.0",
+        "illuminate/queue": "^5.8 || ^6.0 || ^7.0 || ^8.0 || ^9.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.3",
-        "phpunit/phpunit": "^8.5"
+        "phpunit/phpunit": "^8.5|^9.5",
+        "orchestra/testbench": "^3|^4|^5|^6|^7"
     },
     "autoload": {
         "psr-4": {