diff --git a/lib/Model/ClassificationLabel.php b/lib/Model/ClassificationLabel.php
index 437c35c..7a315db 100644
--- a/lib/Model/ClassificationLabel.php
+++ b/lib/Model/ClassificationLabel.php
@@ -115,7 +115,7 @@ public static function fromArray(array $labelRaw): ClassificationLabel {
 		if (!isset($labelRaw['index'], $labelRaw['tag'], $labelRaw['keywords'], $labelRaw['categories'], $labelRaw['searchExpressions'], $labelRaw['regularExpressions'], $labelRaw['metadataItems'])) {
 			throw new \ValueError();
 		}
-		$metadata = array_values(array_filter(array_map(fn($item) => MetadataItem::fromArray($item), $labelRaw['metadataItems']), fn($item) => $item->getKey() !== ''));
+		$metadata = array_values(array_filter(array_map(fn ($item) => MetadataItem::fromArray($item), $labelRaw['metadataItems']), fn ($item) => $item->getKey() !== ''));
 		return new ClassificationLabel($labelRaw['index'], $labelRaw['tag'], $labelRaw['keywords'], $labelRaw['categories'], $labelRaw['searchExpressions'], $labelRaw['regularExpressions'], $metadata);
 	}
 
@@ -127,7 +127,7 @@ public function toArray() : array {
 			'categories' => $this->getBailsCategories(),
 			'searchExpressions' => $this->getSearchExpressions(),
 			'regularExpressions' => $this->getRegularExpressions(),
-			'metadataItems' => array_map(fn($item) => $item->toArray(), $this->getMetadataItems()),
+			'metadataItems' => array_map(fn ($item) => $item->toArray(), $this->getMetadataItems()),
 		];
 	}
 
diff --git a/lib/Model/MetadataItem.php b/lib/Model/MetadataItem.php
index 8d78fd9..43ac154 100644
--- a/lib/Model/MetadataItem.php
+++ b/lib/Model/MetadataItem.php
@@ -10,29 +10,24 @@ class MetadataItem {
 	 */
 	public function __construct(
 		private string $key,
-		private string $value)
-	{
+		private string $value) {
 	}
 
 
-	public function getKey(): string
-	{
+	public function getKey(): string {
 		return $this->key;
 	}
 
-	public function setKey(string $key): MetadataItem
-	{
+	public function setKey(string $key): MetadataItem {
 		$this->key = $key;
 		return $this;
 	}
 
-	public function getValue(): string
-	{
+	public function getValue(): string {
 		return $this->value;
 	}
 
-	public function setValue(string $value): MetadataItem
-	{
+	public function setValue(string $value): MetadataItem {
 		$this->value = $value;
 		return $this;
 	}
diff --git a/lib/Providers/MetadataProviders/MicrosoftOfficeMetadataProvider.php b/lib/Providers/MetadataProviders/MicrosoftOfficeMetadataProvider.php
index b1b1061..290cc0b 100644
--- a/lib/Providers/MetadataProviders/MicrosoftOfficeMetadataProvider.php
+++ b/lib/Providers/MetadataProviders/MicrosoftOfficeMetadataProvider.php
@@ -11,8 +11,7 @@
 use Sabre\Xml\Reader;
 use Sabre\Xml\Service;
 
-class MicrosoftOfficeMetadataProvider implements IMetadataProvider
-{
+class MicrosoftOfficeMetadataProvider implements IMetadataProvider {
 
 	public const ELEMENT_PROPERTIES = '{http://schemas.openxmlformats.org/officeDocument/2006/custom-properties}Properties';
 	public const ELEMENT_PROPERTY = '{http://schemas.openxmlformats.org/officeDocument/2006/custom-properties}property';
@@ -68,7 +67,7 @@ public function getMetadataForFile(File $file): array {
 					if (
 						$child['name'] === self::ELEMENT_PROPERTY &&
 						isset($child['attributes'][self::ATTRIBUTE_NAME], $child['value'][0], $child['value'][0]['value'])) {
-						$items[] = new MetadataItem( $child['attributes'][self::ATTRIBUTE_NAME], $child['value'][0]['value']);
+						$items[] = new MetadataItem($child['attributes'][self::ATTRIBUTE_NAME], $child['value'][0]['value']);
 					}
 				}
 				return $items;
diff --git a/lib/Service/BailsPolicyProviderService.php b/lib/Service/BailsPolicyProviderService.php
index ccf4366..7efebd6 100644
--- a/lib/Service/BailsPolicyProviderService.php
+++ b/lib/Service/BailsPolicyProviderService.php
@@ -4,9 +4,9 @@
 
 namespace OCA\Files_Confidential\Service;
 
+use OCA\Files_Confidential\Contract\IBailsPolicy;
 use OCA\Files_Confidential\Providers\BailsProviders\MicrosoftOfficeBailsProvider;
 use OCA\Files_Confidential\Providers\BailsProviders\OpenDocumentBailsProvider;
-use OCA\Files_Confidential\Contract\IBailsPolicy;
 use OCP\Files\File;
 
 class BailsPolicyProviderService {
diff --git a/lib/Service/ClassificationService.php b/lib/Service/ClassificationService.php
index f0bf105..9233b91 100644
--- a/lib/Service/ClassificationService.php
+++ b/lib/Service/ClassificationService.php
@@ -43,7 +43,7 @@ public function getClassificationLabelForFile(File $file) : ?IClassificationLabe
 		$content = $this->contentService->getContentForFile($file);
 		$labelFromContent = ClassificationLabel::findLabelsInText($content, $labels);
 
-		$labels = array_values(array_filter([$labelFromMetadata, $labelFromPolicy, $labelFromContent], fn($label) => $label !== null));
+		$labels = array_values(array_filter([$labelFromMetadata, $labelFromPolicy, $labelFromContent], fn ($label) => $label !== null));
 
 		if (count($labels) === 0) {
 			return null;
diff --git a/lib/Service/SettingsService.php b/lib/Service/SettingsService.php
index 006ae91..6915b68 100644
--- a/lib/Service/SettingsService.php
+++ b/lib/Service/SettingsService.php
@@ -7,7 +7,6 @@
 use OCA\Files_Confidential\Model\ClassificationLabel;
 use OCP\IConfig;
 use Psr\Log\LoggerInterface;
-use Safe\Exceptions\JsonException;
 
 class SettingsService {
 	public function __construct(
diff --git a/test/MetadataProviderTest.php b/test/MetadataProviderTest.php
index eebedd1..66d3855 100644
--- a/test/MetadataProviderTest.php
+++ b/test/MetadataProviderTest.php
@@ -1,7 +1,6 @@
 <?php
 
-use OCA\Files_Confidential\Providers\BailsProviders\MicrosoftOfficeBailsProvider;
-use OCA\Files_Confidential\Providers\BailsProviders\OpenDocumentBailsProvider;
+use OCA\Files_Confidential\Providers\MetadataProviders\MicrosoftOfficeMetadataProvider;
 use OCP\Files\Folder;
 use OCP\Files\IRootFolder;
 use Test\TestCase;
@@ -32,10 +31,10 @@ public function setUp(): void {
 	public function testMicrosoftOfficeProvider() : void {
 		$this->testFile = $this->userFolder->newFile('/test.pptx', file_get_contents(__DIR__ . '/res/test_mips_metadata.pptx'));
 		/** @var \OCA\Files_Confidential\Contract\IMetadataProvider $provider */
-		$provider = \OC::$server->get(\OCA\Files_Confidential\Providers\MetadataProviders\MicrosoftOfficeMetadataProvider::class);
+		$provider = \OC::$server->get(MicrosoftOfficeMetadataProvider::class);
 		$metadataItems = $provider->getMetadataForFile($this->testFile);
 
-		$array = array_map(fn($item) => $item->toArray(), $metadataItems);
+		$array = array_map(fn ($item) => $item->toArray(), $metadataItems);
 		self::assertEquals([
 			['key' => "MSIP_Label_9a7859fa-fb81-458d-9040-c3b7cffe6362_Enabled", 'value' => 'true'],
 			['key' => "MSIP_Label_9a7859fa-fb81-458d-9040-c3b7cffe6362_SetDate", 'value' => '2024-01-18T23:42:17Z'],