diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index e5f2e57..76cf455 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [ 8.3, 8.2]
+        php: [ 8.3, 8.2 ]
         laravel: [ 10.* ]
         dependency-version: [ prefer-stable ]
         include:
@@ -35,7 +35,7 @@ jobs:
       - name: Install dependencies
         run: |
           composer config "http-basic.nova.laravel.com" "${{ secrets.NOVA_USERNAME }}" "${{ secrets.NOVA_4_LICENSE_KEY }}"
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
+          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench-core:${{ matrix.testbench }}" --no-interaction --no-update
           composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction
         env:
           COMPOSER_AUTH: ${{ secrets.COMPOSER_AUTH }}
@@ -47,14 +47,14 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
 
       - name: Cache yarn dependencies
         uses: actions/cache@v4
         id: npm-node_modules-cache
         with:
           path: node_modules
-          key: npm-${{ hashFiles('package.json') }}-node-20
+          key: npm-${{ hashFiles('package.json') }}-node-22
 
       - name: Compile assets
         run: npm install && npm run nova:install && npm run prod
diff --git a/composer.json b/composer.json
index bc11c91..c5b7c62 100644
--- a/composer.json
+++ b/composer.json
@@ -11,11 +11,11 @@
     "require": {
         "php": "^8.1",
         "ext-json": "*",
-        "laravel/nova": "^4.20"
+        "laravel/nova": "^4.20 || ^5.0"
     },
     "require-dev": {
         "interaction-design-foundation/coding-standard": "^0.3.0",
-        "orchestra/testbench": "^9.0",
+        "orchestra/testbench-core": "^8.22 || ^v9.7",
         "phpunit/phpunit": "^10.5 || ^11.0",
         "vimeo/psalm": "^5.22"
     },
@@ -59,6 +59,7 @@
         "cs:check": "phpcs -p -s --colors --report-full --report-summary",
         "cs:fix": "phpcbf -p --colors",
         "psalm": "vendor/bin/psalm",
+        "sa": "@psalm",
         "test": "phpunit --colors=always"
     }
 }
diff --git a/phpcs.xml b/phpcs.xml
new file mode 100644
index 0000000..c1c2595
--- /dev/null
+++ b/phpcs.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0"?>
+<ruleset name="IxDF Package Standard">
+    <!-- Include all rules from the IxDF Coding Standard -->
+    <rule ref="IxDFCodingStandard">
+        <exclude ref="IxDFCodingStandard.Files.BemCasedFilename.InvalidCharacters"/>
+        <exclude ref="SlevomatCodingStandard.Classes.RequireAbstractOrFinal.ClassNeitherAbstractNorFinal"/>
+        <exclude ref="SlevomatCodingStandard.Files.TypeNameMatchesFileName.NoMatchBetweenTypeNameAndFileName"/>
+    </rule>
+
+    <rule ref="PSR1.Methods.CamelCapsMethodName.NotCamelCaps">
+        <exclude-pattern>./tests*</exclude-pattern>
+    </rule>
+
+    <rule ref="Generic.Files.LineLength.TooLong">
+        <severity>1</severity><!-- Temp hide the warn -->
+    </rule>
+
+    <!-- Paths to check -->
+    <file>src</file>
+    <file>tests</file>
+</ruleset>
diff --git a/src/Unlayer.php b/src/Unlayer.php
index 18b533b..513275c 100644
--- a/src/Unlayer.php
+++ b/src/Unlayer.php
@@ -16,6 +16,7 @@
 class Unlayer extends Field
 {
     use SupportsDependentFields;
+
     public const MODE_EMAIL = 'email';
     public const MODE_WEB = 'web';
 
@@ -33,7 +34,7 @@ class Unlayer extends Field
 
     /**
      * A function to call on filling Model attributes from Request
-     * @var null|callable(\Laravel\Nova\Http\Requests\NovaRequest, string, \Illuminate\Database\Eloquent\Model, string):void $callback
+     * @var (callable(\Laravel\Nova\Http\Requests\NovaRequest, string, \Illuminate\Database\Eloquent\Model, string): void)|null $callback
      */
     public $savingCallback;
 
@@ -59,7 +60,7 @@ final public function config(array | callable $config): static
         ]);
     }
 
-    /** @param null|callable(\Laravel\Nova\Http\Requests\NovaRequest, string, \Illuminate\Database\Eloquent\Model, string):void $callback */
+    /** @param (callable(\Laravel\Nova\Http\Requests\NovaRequest, string, \Illuminate\Database\Eloquent\Model, string): void)|null $callback */
     final public function savingCallback(?callable $callback): static
     {
         $this->savingCallback = $callback;
diff --git a/tests/UnlayerTest.php b/tests/UnlayerTest.php
index 13972b5..17292a1 100644
--- a/tests/UnlayerTest.php
+++ b/tests/UnlayerTest.php
@@ -15,7 +15,7 @@ public function it_resolves_callback_to_html_code(): void
     {
         $field = new Unlayer('any_name');
 
-        $field->html(static fn (): string => '<p>Hello!</p>');
+        $field->html(static fn(): string => '<p>Hello!</p>');
 
         $this->assertSame('<p>Hello!</p>', $field->meta()['html'] ?? null);
     }