diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index b1c1ac8..02e8c3a 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -12,18 +12,26 @@ on:
 
 jobs:
   test:
-    runs-on: ${{ matrix.os }}
+    runs-on: ubuntu-latest
     timeout-minutes: 5
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
-        php: [8.3, 8.2]
-        laravel: [11.*]
-        stability: [prefer-stable]
-        testbench: [9.*]
-
-    name: PHP ${{ matrix.php }} - Laravel ${{ matrix.laravel }} - ${{ matrix.os }}
+        php: ['8.2', '8.3', '8.4', '8.5']
+        laravel: ['11.*', '12.*', '13.*']
+        livewire: ['3.*', '4.*']
+        exclude:
+          - laravel: '13.*'
+            php: '8.2'
+        include:
+          - laravel: '11.*'
+            testbench: '9.*'
+          - laravel: '12.*'
+            testbench: '10.*'
+          - laravel: '13.*'
+            testbench: '11.*'
+
+    name: PHP ${{ matrix.php }} - Laravel ${{ matrix.laravel }} - Livewire ${{ matrix.livewire }}
 
     steps:
       - name: Checkout code
@@ -43,8 +51,8 @@ jobs:
 
       - name: Install dependencies
         run: |
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
-          composer update --${{ matrix.stability }} --prefer-dist --no-interaction
+          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" "livewire/livewire:${{ matrix.livewire }}" --no-interaction --no-update
+          composer update --prefer-stable --prefer-dist --no-interaction
 
       - name: List Installed Dependencies
         run: composer show -D
diff --git a/composer.json b/composer.json
index 9aa9f51..553fd6e 100755
--- a/composer.json
+++ b/composer.json
@@ -11,12 +11,12 @@
     "license": "MIT",
     "require": {
         "php": "^8.2",
-        "livewire/livewire": "^3.0"
+        "livewire/livewire": "^3.0|^4.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.8",
-        "larastan/larastan": "^2.9",
-        "orchestra/testbench": "^9.0",
+        "larastan/larastan": "^2.9|^3.0",
+        "orchestra/testbench": "^9.0|^10.0",
         "phpunit/phpunit": "^11.1"
     },
     "autoload": {
diff --git a/src/LivewireRecaptcha.php b/src/LivewireRecaptcha.php
index de203cc..55d0907 100644
--- a/src/LivewireRecaptcha.php
+++ b/src/LivewireRecaptcha.php
@@ -15,10 +15,10 @@ class LivewireRecaptcha
      * @return string
      */
     public static function directive(
-        string $version = null,
-        string $siteKey = null,
-        string $theme = null,
-        string $size = null,
+        ?string $version = null,
+        ?string $siteKey = null,
+        ?string $theme = null,
+        ?string $size = null,
     ): string {
         $version ??= config('services.google.recaptcha.version') ?? 'v3';