diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9b85403..ac64587 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,29 +1,37 @@
-name: WeFact API Client
+name: Tests
 
 on: [push]
 
 jobs:
-    wefact-api-tests:
-        runs-on: ubuntu-latest
-
-        steps:
-            - name: Checkout
-              uses: actions/checkout@v2
-
-            - name: Setup PHP
-              uses: shivammathur/setup-php@v2
-              with:
-                  php-version: '7.4'
-                  extensions: mbstring, intl
-
-            - name: Install Dependencies
-              run: composer install -q --no-ansi --no-interaction --no-scripts --no-suggest --no-progress
-
-            - name: Execute tests (Unit and Feature tests) via PHPUnit
-              run: |
-                  vendor/bin/phpunit
-
-            - name: Execute static analysis
-              run: |
-                  vendor/bin/phpstan
-
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php-versions: ['8.1', '8.2', '8.3']
+
+    name: PHP ${{ matrix.php-versions }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          extensions: mbstring, intl
+
+      - name: Install Dependencies
+        run: composer install -q --no-ansi --no-interaction --no-scripts --no-suggest --no-progress
+
+      - name: Execute tests (Unit and Feature tests) via PHPUnit
+        run: |
+          vendor/bin/phpunit
+
+      - name: Execute static analysis
+        run: |
+          vendor/bin/phpstan
+
+      - name: Execute lint check
+        run: |
+          vendor/bin/pint --test
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b68e558..d0ec142 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,17 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html). Please note this changelog affects this package and not the 
 WeFact API. See the changelog of the [WeFact API](https://www.wefact.nl/api/changelog/) for detailed information.
 
+## [4.0.0]
+
+### Added
+
+- Add support for Laravel 11.
+- Add pint for code style.
+
+### Removed
+
+- Drop support for PHP versions lower than 8.1
+
 ## [3.0.0]
 
 ### Changed
diff --git a/README.md b/README.md
index b79730a..9cbb208 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Easy WeFact API client
 
 ## Requirements
 
-This package requires at least PHP 7.4.
+This package requires at least PHP 8.1.
 
 ## Installation
 
diff --git a/composer.json b/composer.json
index 92d8bc1..ae4d95b 100644
--- a/composer.json
+++ b/composer.json
@@ -17,15 +17,16 @@
         }
     ],
     "require": {
-        "php": "^7.4|^8.0",
+        "php": "^8.1",
         "ext-json": "*",
         "guzzlehttp/guzzle": "^7.0",
-        "illuminate/http": "^8.0|^9.0|^10.0",
-        "illuminate/support": "^8.0|^9.0|^10.0"
+        "illuminate/http": "^8.0|^9.0|^10.0|^11.0",
+        "illuminate/support": "^8.0|^9.0|^10.0|^11.0"
     },
     "require-dev": {
+        "laravel/pint": "^1.14",
         "phpstan/phpstan": "^1.2",
-        "phpunit/phpunit": "^9.0"
+        "phpunit/phpunit": "^9.0|^10.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/pint.json b/pint.json
new file mode 100644
index 0000000..2c48304
--- /dev/null
+++ b/pint.json
@@ -0,0 +1,7 @@
+{
+    "preset": "laravel",
+    "rules": {
+        "array_indentation": false,
+        "phpdoc_align": false
+    }
+}
diff --git a/src/Contracts/RequestContract.php b/src/Contracts/RequestContract.php
index 395255e..289eea8 100644
--- a/src/Contracts/RequestContract.php
+++ b/src/Contracts/RequestContract.php
@@ -5,7 +5,10 @@
 interface RequestContract
 {
     public function getController(): string;
+
     public function getAction(): string;
+
     public function getParams(): array;
+
     public function getRequestData(): array;
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactController.php b/src/Enums/WeFactController.php
index 09fd3d8..7f21156 100644
--- a/src/Enums/WeFactController.php
+++ b/src/Enums/WeFactController.php
@@ -5,17 +5,30 @@
 class WeFactController
 {
     public const ATTACHMENT = 'attachment';
+
     public const CREDITOR = 'creditor';
+
     public const DEBTOR = 'debtor';
+
     public const EXTRA_CLIENT_CONTACT = 'extraclientcontact';
+
     public const GROUP = 'group';
+
     public const INVOICE = 'invoice';
+
     public const INVOICE_LINE = 'invoiceline';
+
     public const PRICE_QUOTE = 'pricequote';
+
     public const PRICE_QUOTE_LINE = 'pricequoteline';
+
     public const PRODUCT = 'product';
+
     public const PURCHASE_INVOICE = 'creditinvoice';
+
     public const PURCHASE_INVOICE_LINE = 'creditinvoiceline';
+
     public const SETTINGS = 'settings';
+
     public const SUBSCRIPTION = 'subscription';
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactCurrency.php b/src/Enums/WeFactCurrency.php
index e1a911a..dd4bb47 100644
--- a/src/Enums/WeFactCurrency.php
+++ b/src/Enums/WeFactCurrency.php
@@ -5,40 +5,76 @@
 class WeFactCurrency
 {
     public const ANG = 'ANG';
+
     public const AED = 'AED';
+
     public const AUD = 'AUD';
+
     public const AWG = 'AWG';
+
     public const BGN = 'BGN';
+
     public const BRL = 'BRL';
+
     public const CAD = 'CAD';
+
     public const CHF = 'CHF';
+
     public const CNY = 'CNY';
+
     public const CZK = 'CZK';
+
     public const DKK = 'DKK';
+
     public const EUR = 'EUR';
+
     public const GBP = 'GBP';
+
     public const HKD = 'HKD';
+
     public const HRK = 'HRK';
+
     public const HUF = 'HUF';
+
     public const ILS = 'ILS';
+
     public const INR = 'INR';
+
     public const ISK = 'ISK';
+
     public const JPY = 'JPY';
+
     public const MAD = 'MAD';
+
     public const MXN = 'MXN';
+
     public const MYR = 'MYR';
+
     public const NOK = 'NOK';
+
     public const NZD = 'NZD';
+
     public const PHP = 'PHP';
+
     public const PLN = 'PLN';
+
     public const QAR = 'QAR';
+
     public const RON = 'RON';
+
     public const RUB = 'RUB';
+
     public const SEK = 'SEK';
+
     public const SGD = 'SGD';
+
     public const THB = 'THB';
+
     public const TRY = 'TRY';
+
     public const TWD = 'TWD';
+
     public const USD = 'USD';
+
     public const ZAR = 'ZAR';
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactInvoiceStatus.php b/src/Enums/WeFactInvoiceStatus.php
index 21555c2..d4aad47 100644
--- a/src/Enums/WeFactInvoiceStatus.php
+++ b/src/Enums/WeFactInvoiceStatus.php
@@ -5,9 +5,14 @@
 class WeFactInvoiceStatus
 {
     public const CONCEPT = 0;
+
     public const SENT = 2;
+
     public const PARTIALLY_PAYED = 3;
+
     public const PAYED = 4;
+
     public const CREDIT_INVOICE = 8;
+
     public const EXPIRED = 9;
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactPaymentMethod.php b/src/Enums/WeFactPaymentMethod.php
index 4eb39ba..38bb7f7 100644
--- a/src/Enums/WeFactPaymentMethod.php
+++ b/src/Enums/WeFactPaymentMethod.php
@@ -5,13 +5,22 @@
 class WeFactPaymentMethod
 {
     public const ACCOUNTING = 'accounting';
+
     public const CASH = 'cash';
+
     public const CARD = 'card';
+
     public const DIRECT_DEBIT = 'auth';
+
     public const IDEAL = 'ideal';
+
     public const OTHER = 'other';
+
     public const PAYPAL = 'paypal';
+
     public const QR_CODE = 'qrcode';
+
     public const VARIOUS = 'various';
+
     public const WIRE = 'wire';
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactPeriodic.php b/src/Enums/WeFactPeriodic.php
index c1a4f2c..6933388 100644
--- a/src/Enums/WeFactPeriodic.php
+++ b/src/Enums/WeFactPeriodic.php
@@ -5,11 +5,18 @@
 class WeFactPeriodic
 {
     public const NO_PERIOD = '';
+
     public const DAY = 'd';
+
     public const WEEK = 'w';
+
     public const MONTH = 'm';
+
     public const QUATER = 'k';
+
     public const HALF_YEAR = 'h';
+
     public const YEAR = 'j';
+
     public const TWO_YEARs = 't';
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactPriceQuoteStatus.php b/src/Enums/WeFactPriceQuoteStatus.php
index d650534..4126bec 100644
--- a/src/Enums/WeFactPriceQuoteStatus.php
+++ b/src/Enums/WeFactPriceQuoteStatus.php
@@ -5,8 +5,12 @@
 class WeFactPriceQuoteStatus
 {
     public const CONCEPT = 0;
+
     public const SENT = 2;
+
     public const ACCEPTED = 3;
+
     public const BILLED = 4;
+
     public const DECLINED = 8;
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactPurchaseInvoiceStatus.php b/src/Enums/WeFactPurchaseInvoiceStatus.php
index 64e7cc8..d1510f0 100644
--- a/src/Enums/WeFactPurchaseInvoiceStatus.php
+++ b/src/Enums/WeFactPurchaseInvoiceStatus.php
@@ -5,6 +5,8 @@
 class WeFactPurchaseInvoiceStatus
 {
     public const NOT_PAYED = 1;
+
     public const PAYED = 3;
+
     public const CREDIT_INVOICE = 8;
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactSendMethod.php b/src/Enums/WeFactSendMethod.php
index 723fdca..b8f983a 100644
--- a/src/Enums/WeFactSendMethod.php
+++ b/src/Enums/WeFactSendMethod.php
@@ -5,6 +5,8 @@
 class WeFactSendMethod
 {
     public const EMAIL = 0;
+
     public const POST = 1;
+
     public const BOTH = 3;
-}
\ No newline at end of file
+}
diff --git a/src/Enums/WeFactSubscriptionStatus.php b/src/Enums/WeFactSubscriptionStatus.php
index 4675cb5..d2ae6b2 100644
--- a/src/Enums/WeFactSubscriptionStatus.php
+++ b/src/Enums/WeFactSubscriptionStatus.php
@@ -5,5 +5,6 @@
 class WeFactSubscriptionStatus
 {
     public const ACTIVE = 'active';
+
     public const TERMINATED = 'terminated';
-}
\ No newline at end of file
+}
diff --git a/src/WeFact.php b/src/WeFact.php
index 20f0fdd..acde1f8 100644
--- a/src/WeFact.php
+++ b/src/WeFact.php
@@ -10,9 +10,12 @@
 class WeFact extends Factory
 {
     private const API_URL = 'https://api.mijnwefact.nl/v2/';
+
     private const TIMEOUT = 180;
-    private const VERSION = '2.0.0';
-    private const USER_AGENT = 'vdhicts-wefact-api-client/' . self::VERSION;
+
+    private const VERSION = '4.0.0';
+
+    private const USER_AGENT = 'vdhicts-wefact-api-client/'.self::VERSION;
 
     private string $apiKey;
 
@@ -40,4 +43,4 @@ protected function newPendingRequest(): PendingRequest
             ->timeout(self::TIMEOUT)
             ->withUserAgent(self::USER_AGENT);
     }
-}
\ No newline at end of file
+}
diff --git a/src/WeFactRequest.php b/src/WeFactRequest.php
index b735a87..2518806 100644
--- a/src/WeFactRequest.php
+++ b/src/WeFactRequest.php
@@ -7,7 +7,9 @@
 class WeFactRequest implements RequestContract
 {
     private string $controller;
+
     private string $action;
+
     private array $params;
 
     public function __construct(string $controller, string $action, array $params = [])
@@ -42,4 +44,4 @@ public function getRequestData(): array
             $this->params
         );
     }
-}
\ No newline at end of file
+}
diff --git a/tests/Unit/WeFactRequestTest.php b/tests/Unit/WeFactRequestTest.php
index 312d7ba..b03bb12 100644
--- a/tests/Unit/WeFactRequestTest.php
+++ b/tests/Unit/WeFactRequestTest.php
@@ -21,4 +21,4 @@ public function testRequest(): void
         $this->assertSame($action, $request->getAction());
         $this->assertCount(1, $request->getParams());
     }
-}
\ No newline at end of file
+}