diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index febb013..0f2ad1e 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -13,7 +13,7 @@ on:
 jobs:
   cs:
     name: 'Check coding style'
-    runs-on: latest
+    runs-on: ubuntu-latest
 
     steps:
       - name: 'Checkout current revision'
@@ -48,7 +48,7 @@ jobs:
 
   unit:
     name: 'Run unit tests'
-    runs-on: latest
+    runs-on: ubuntu-latest
 
     strategy:
       fail-fast: false
diff --git a/README.md b/README.md
index f9e9296..f287c40 100644
--- a/README.md
+++ b/README.md
@@ -4,11 +4,11 @@ A Vite plugin and CakePHP helper that connect a Vite build to a CakePHP applicat
 
 ## Requirements
 
-| Dependency | Version |
-|------------|---------|
-| PHP        | ≥ 8.3   |
-| CakePHP    | ^4.5    |
-| Vite       | ^6.0    |
+| Dependency | Version         |
+|------------|-----------------|
+| PHP        | ≥ 8.3           |
+| CakePHP    | ^4.5 || ^5.0    |
+| Vite       | ^6.0            |
 
 ## Installation
 
diff --git a/composer.json b/composer.json
index 13c6764..4271ee1 100644
--- a/composer.json
+++ b/composer.json
@@ -14,11 +14,11 @@
     "require": {
         "php": ">=8.3",
         "ext-json": "*",
-        "cakephp/cakephp": "^4.5"
+        "cakephp/cakephp": "^4.5 || ^5.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^8.5 || ^9.3",
-        "cakephp/cakephp-codesniffer": "~4.2.0"
+        "phpunit/phpunit": "^10.5.5 || ^11.1.3 || ^12.1",
+        "cakephp/cakephp-codesniffer": "^4.7"
     },
     "autoload": {
         "psr-4": {
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 4fd546f..c3bc4dc 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -7,7 +7,6 @@
     >
     <php>
         <ini name="memory_limit" value="-1"/>
-        <ini name="apc.enable_cli" value="1"/>
     </php>
 
     <!-- Add any additional test suites you want to run here -->
@@ -19,12 +18,12 @@
 
     <!-- Setup fixture extension -->
     <extensions>
-        <extension class="Cake\TestSuite\Fixture\PHPUnitExtension" />
+        <bootstrap class="Cake\TestSuite\Fixture\Extension\PHPUnitExtension"/>
     </extensions>
 
-    <filter>
-        <whitelist>
+    <source>
+        <include>
             <directory suffix=".php">src/</directory>
-        </whitelist>
-    </filter>
+        </include>
+    </source>
 </phpunit>
diff --git a/src/View/Helper/RnaHelper.php b/src/View/Helper/RnaHelper.php
index 8ccb375..d0ec08e 100644
--- a/src/View/Helper/RnaHelper.php
+++ b/src/View/Helper/RnaHelper.php
@@ -4,6 +4,7 @@
 namespace Chialab\Vite\View\Helper;
 
 use Cake\View\Helper;
+use function Cake\Core\pluginSplit;
 
 /**
  * Rna compatible helper
@@ -16,12 +17,12 @@ class RnaHelper extends Helper
     /**
      * @inheritDoc
      */
-    public $helpers = ['Html', 'Vite'];
+    public array $helpers = ['Html', 'Vite'];
 
     /**
      * @inheritDoc
      */
-    protected $_defaultConfig = [
+    protected array $_defaultConfig = [
         'buildPath' => WWW_ROOT . 'build',
         'entrypointFile' => 'entrypoints.json',
     ];
diff --git a/src/View/Helper/ViteHelper.php b/src/View/Helper/ViteHelper.php
index b7301ad..69141ef 100644
--- a/src/View/Helper/ViteHelper.php
+++ b/src/View/Helper/ViteHelper.php
@@ -29,12 +29,12 @@ class ViteHelper extends Helper
     /**
      * @var array<int, string>
      */
-    protected $helpers = ['Html'];
+    protected array $helpers = ['Html'];
 
     /**
      * @var array<string, mixed>
      */
-    protected $_defaultConfig = [
+    protected array $_defaultConfig = [
         // Filesystem path to the build directory. Defaults to WWW_ROOT . 'dist'.
         'buildPath' => null,
         // Public base prepended to the manifest paths. A leading "/" makes
diff --git a/tests/TestCase/View/Helper/ViteHelperTest.php b/tests/TestCase/View/Helper/ViteHelperTest.php
index 5ec2e0d..72b916a 100644
--- a/tests/TestCase/View/Helper/ViteHelperTest.php
+++ b/tests/TestCase/View/Helper/ViteHelperTest.php
@@ -3,6 +3,7 @@
 
 namespace Chialab\Vite\Test\TestCase\View\Helper;
 
+use Cake\Core\Configure;
 use Cake\TestSuite\TestCase;
 use Cake\View\View;
 use Chialab\Vite\View\Helper\ViteHelper;
@@ -42,4 +43,18 @@ protected function tearDown(): void
 
         parent::tearDown();
     }
+
+    /**
+     * Test that no tags are emitted when the manifest is missing.
+     *
+     * @return void
+     */
+    public function testMissingManifest(): void
+    {
+        Configure::write('debug', false);
+        $this->Vite->setConfig(['buildPath' => TMP . 'missing-build'], null, false);
+
+        static::assertSame('', $this->Vite->css('app'));
+        static::assertSame('', $this->Vite->js('app'));
+    }
 }
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index 5a5d122..7e3acd6 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -38,18 +38,3 @@
 
     return;
 }
-
-/**
- * Load schema from a SQL dump file.
- *
- * If your plugin does not use database fixtures you can
- * safely delete this.
- *
- * If you want to support multiple databases, consider
- * using migrations to provide schema for your plugin,
- * and using \Migrations\TestSuite\Migrator to load schema.
- */
-use Cake\TestSuite\Fixture\SchemaLoader;
-
-// Load a schema dump file.
-(new SchemaLoader())->loadSqlFiles('tests/schema.sql', 'test');