diff --git a/src/Adapter/Docker/SatelliteBuilder.php b/src/Adapter/Docker/SatelliteBuilder.php
index ed119c3f..9bfe8515 100644
--- a/src/Adapter/Docker/SatelliteBuilder.php
+++ b/src/Adapter/Docker/SatelliteBuilder.php
@@ -77,7 +77,7 @@ public function withComposerFile(
 
     public function withFile(
         PackagingContract\FileInterface|PackagingContract\AssetInterface $source,
-        ?string $destinationPath = null
+        null|string $destinationPath = null
     ): self {
         if (!$source instanceof PackagingContract\FileInterface) {
             $source = new Packaging\VirtualFile($source);
@@ -92,7 +92,7 @@ public function withFile(
         return $this;
     }
 
-    public function withDirectory(PackagingContract\DirectoryInterface $source, ?string $destinationPath = null): self
+    public function withDirectory(PackagingContract\DirectoryInterface $source, null|string $destinationPath = null): self
     {
         $this->paths[] = [$source->getPath(), $destinationPath ?? $source->getPath()];
 
diff --git a/src/Adapter/Filesystem/SatelliteBuilder.php b/src/Adapter/Filesystem/SatelliteBuilder.php
index 9183dcb3..82f66361 100644
--- a/src/Adapter/Filesystem/SatelliteBuilder.php
+++ b/src/Adapter/Filesystem/SatelliteBuilder.php
@@ -65,7 +65,7 @@ public function withComposerFile(
 
     public function withFile(
         PackagingContract\FileInterface|PackagingContract\AssetInterface $source,
-        ?string $destinationPath = null
+        null|string $destinationPath = null
     ): self {
         if (!$source instanceof PackagingContract\FileInterface) {
             $source = new Packaging\VirtualFile($source);
@@ -80,7 +80,7 @@ public function withFile(
         return $this;
     }
 
-    public function withDirectory(PackagingContract\DirectoryInterface $source, ?string $destinationPath = null): self
+    public function withDirectory(PackagingContract\DirectoryInterface $source, null|string $destinationPath = null): self
     {
         $this->paths[] = [$source->getPath(), $destinationPath ?? $source->getPath()];
 
diff --git a/src/Adapter/Tar/SatelliteBuilder.php b/src/Adapter/Tar/SatelliteBuilder.php
index 5cdc2780..a48680d1 100644
--- a/src/Adapter/Tar/SatelliteBuilder.php
+++ b/src/Adapter/Tar/SatelliteBuilder.php
@@ -58,7 +58,7 @@ public function withComposerFile(
 
     public function withFile(
         PackagingContract\FileInterface|PackagingContract\AssetInterface $source,
-        ?string $destinationPath = null
+        null|string $destinationPath = null
     ): self {
         if (!$source instanceof PackagingContract\FileInterface) {
             $source = new Packaging\VirtualFile($source);
@@ -71,7 +71,7 @@ public function withFile(
         return $this;
     }
 
-    public function withDirectory(PackagingContract\DirectoryInterface $source, ?string $destinationPath = null): self
+    public function withDirectory(PackagingContract\DirectoryInterface $source, null|string $destinationPath = null): self
     {
         $this->files->append(new \RecursiveIteratorIterator($source, \RecursiveIteratorIterator::SELF_FIRST));
 
diff --git a/src/Cloud/Auth.php b/src/Cloud/Auth.php
index 8288be9a..648886df 100644
--- a/src/Cloud/Auth.php
+++ b/src/Cloud/Auth.php
@@ -13,7 +13,7 @@ final class Auth
     private string $pathName;
     private array $configuration;
 
-    public function __construct(?string $pathName = null)
+    public function __construct(null|string $pathName = null)
     {
         if (null === $pathName) {
             $this->pathName = getenv('HOME').'/.gyroscops/';
diff --git a/src/Plugin/SFTP/Builder/Server.php b/src/Plugin/SFTP/Builder/Server.php
index 1e90198f..a375b9f7 100644
--- a/src/Plugin/SFTP/Builder/Server.php
+++ b/src/Plugin/SFTP/Builder/Server.php
@@ -77,7 +77,7 @@ public function withPasswordAuthentication(Node\Expr $username, Node\Expr $passw
         return $this;
     }
 
-    public function withPrivateKeyAuthentication(Node\Expr $username, Node\Expr $publicKey, Node\Expr $privateKey, ?Node\Expr $privateKeyPassphrase = null): self
+    public function withPrivateKeyAuthentication(Node\Expr $username, Node\Expr $publicKey, Node\Expr $privateKey, null|Node\Expr $privateKeyPassphrase = null): self
     {
         $this->username = $username;
         $this->publicKey = $publicKey;
diff --git a/src/Service.php b/src/Service.php
index 2b6593ca..6d6051ef 100644
--- a/src/Service.php
+++ b/src/Service.php
@@ -33,7 +33,7 @@ final class Service implements Configurator\FactoryInterface
     /** @var array<string, Satellite\Action\ConfigurationApplier> */
     private array $actionPlugins = [];
 
-    public function __construct(?ExpressionLanguage $expressionLanguage = null)
+    public function __construct(null|ExpressionLanguage $expressionLanguage = null)
     {
         $this->processor = new Processor();
         $this->configuration = new Satellite\Configuration();