diff --git a/.github/workflows/test-application.yaml b/.github/workflows/test-application.yaml
index 5d43b66..dbc478b 100644
--- a/.github/workflows/test-application.yaml
+++ b/.github/workflows/test-application.yaml
@@ -57,6 +57,21 @@ jobs:
                       dependencies: highest
                       behat-suite: cli
 
+                    - php-version: '8.3'
+                      dependencies: highest
+                      behat-suite: standalone
+                      composer-stability: 'dev'
+
+                    - php-version: '8.3'
+                      dependencies: highest
+                      behat-suite: embedded
+                      composer-stability: 'dev'
+
+                    - php-version: '8.3'
+                      dependencies: highest
+                      behat-suite: cli
+                      composer-stability: 'dev'
+
         steps:
             - name: Checkout project
               uses: actions/checkout@v2
@@ -74,6 +89,10 @@ jobs:
                   php-version: ${{ matrix.php-version }}
                   tools: 'composer:v2'
 
+            - name: Set composer stability
+              if: ${{ matrix.composer-stability }}
+              run: composer config minimum-stability ${{ matrix.composer-stability }}
+
             - name: Install dependencies with Composer
               uses: ramsey/composer-install@v2
               with:
diff --git a/composer.json b/composer.json
index 3f81bbc..09a000f 100644
--- a/composer.json
+++ b/composer.json
@@ -3,15 +3,15 @@
     "description": "Shell for PHPCR",
     "require": {
         "php": "^8.0",
-        "symfony/console": "^5.0 || ^6.0",
+        "symfony/console": "^5.0 || ^6.0 || ^7.0",
         "jackalope/jackalope": "^1.3.4",
         "phpcr/phpcr": "^2.1",
-        "phpcr/phpcr-utils": "^1.2",
-        "symfony/finder": "^5.0 || ^6.0",
-        "symfony/serializer": "^5.0 || ^6.0",
-        "symfony/yaml": "^5.0 || ^6.0",
-        "symfony/dependency-injection": "^5.0 || ^6.0",
-        "symfony/expression-language": "^5.0 || ^6.0",
+        "phpcr/phpcr-utils": "^1.2 || ^2.0",
+        "symfony/finder": "^5.0 || ^6.0 || ^7.0",
+        "symfony/serializer": "^5.0 || ^6.0 || ^7.0",
+        "symfony/yaml": "^5.0 || ^6.0 || ^7.0",
+        "symfony/dependency-injection": "^5.0 || ^6.0 || ^7.0",
+        "symfony/expression-language": "^5.0 || ^6.0 || ^7.0",
         "dantleech/glob-finder": "^1.0"
     },
     "require-dev": {
diff --git a/src/PHPCR/Shell/Serializer/NodeNormalizer.php b/src/PHPCR/Shell/Serializer/NodeNormalizer.php
index 3735feb..9c265ff 100644
--- a/src/PHPCR/Shell/Serializer/NodeNormalizer.php
+++ b/src/PHPCR/Shell/Serializer/NodeNormalizer.php
@@ -39,14 +39,21 @@ public function getNotes()
         return $this->notes;
     }
 
+    public function getSupportedTypes(?string $format): array
+    {
+        return [
+            NodeInterface::class => true,
+        ];
+    }
+
     /**
      * {@inheritdoc}
      */
-    public function normalize($node, $format = null, array $context = [])
+    public function normalize($object, $format = null, array $context = []): array
     {
         $res = [];
 
-        foreach ($node->getProperties() as $property) {
+        foreach ($object->getProperties() as $property) {
             if (false === $this->isPropertyEditable($property)) {
                 continue;
             }
@@ -85,7 +92,7 @@ public function normalize($node, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsNormalization($data, $format = null)
+    public function supportsNormalization($data, $format = null, array $context = []): bool
     {
         return is_object($data) && $data instanceof NodeInterface;
     }
@@ -93,7 +100,7 @@ public function supportsNormalization($data, $format = null)
     /**
      * {@inheritdoc}
      */
-    public function denormalize($data, $class, $format = null, array $context = [])
+    public function denormalize($data, $class, $format = null, array $context = []): mixed
     {
         if (!$data) {
             throw new \InvalidArgumentException(
@@ -166,7 +173,7 @@ public function denormalize($data, $class, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null, array $context = []): bool
     {
         return $type === 'PHPCR\NodeInterface';
     }
diff --git a/src/PHPCR/Shell/Serializer/YamlEncoder.php b/src/PHPCR/Shell/Serializer/YamlEncoder.php
index e63667d..9f87aab 100644
--- a/src/PHPCR/Shell/Serializer/YamlEncoder.php
+++ b/src/PHPCR/Shell/Serializer/YamlEncoder.php
@@ -33,7 +33,7 @@ public function encode($data, $format, array $context = []): string
         return Yaml::dump($data);
     }
 
-    public function decode($data, $format, array $context = [])
+    public function decode($data, $format, array $context = []): mixed
     {
         $arr = Yaml::parse($data);