diff --git a/src/Bundle/ChillDocStoreBundle/Entity/StoredObjectLock.php b/src/Bundle/ChillDocStoreBundle/Entity/StoredObjectLock.php
index d65ed2cad..95890b9c7 100644
--- a/src/Bundle/ChillDocStoreBundle/Entity/StoredObjectLock.php
+++ b/src/Bundle/ChillDocStoreBundle/Entity/StoredObjectLock.php
@@ -40,13 +40,13 @@ class StoredObjectLock
     public function __construct(
         #[ORM\ManyToOne(targetEntity: StoredObject::class, inversedBy: 'locks')]
         private StoredObject $storedObject,
-        #[ORM\Column(type: 'string', length: 10, nullable: false, enumType: StoredObjectLockMethodEnum::class)]
+        #[ORM\Column(type: \Doctrine\DBAL\Types\Types::STRING, length: 10, nullable: false, enumType: StoredObjectLockMethodEnum::class)]
         private StoredObjectLockMethodEnum $method,
-        #[ORM\Column(type: 'datetimetz_immutable', nullable: false)]
+        #[ORM\Column(type: \Doctrine\DBAL\Types\Types::DATETIMETZ_IMMUTABLE, nullable: false)]
         private \DateTimeImmutable $createdAt,
-        #[ORM\Column(type: 'text', nullable: false, options: ['default' => ''])]
+        #[ORM\Column(type: \Doctrine\DBAL\Types\Types::TEXT, nullable: false, options: ['default' => ''])]
         private string $token = '',
-        #[ORM\Column(type: 'datetimetz_immutable', nullable: true)]
+        #[ORM\Column(type: \Doctrine\DBAL\Types\Types::DATETIMETZ_IMMUTABLE, nullable: true)]
         private ?\DateTimeImmutable $expireAt = null,
         array $users = [],
     ) {
diff --git a/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTimeoutAnalyzerTest.php b/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTimeoutAnalyzerTest.php
index 9d4e049f9..2c3c05aa6 100644
--- a/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTimeoutAnalyzerTest.php
+++ b/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTimeoutAnalyzerTest.php
@@ -32,7 +32,7 @@ class LockTimeoutAnalyzerTest extends TestCase
         self::assertEquals($expected, $result);
     }
 
-    public function provideTimeoutData(): iterable
+    public static function provideTimeoutData(): iterable
     {
         yield 'Second-1800' => [
             'Second-1800',
diff --git a/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTokenParserTest.php b/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTokenParserTest.php
index 33c2cd828..2f4c7b460 100644
--- a/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTokenParserTest.php
+++ b/src/Bundle/ChillDocStoreBundle/Tests/Dav/Utils/LockTokenParserTest.php
@@ -40,7 +40,7 @@ class LockTokenParserTest extends TestCase
         $this->assertSame($expectedToken, $this->parser->parseIfCondition($request));
     }
 
-    public function provideIfConditions(): array
+    public static function provideIfConditions(): array
     {
         return [
             'standard lock token' => [
diff --git a/src/Bundle/ChillWopiBundle/src/Service/Wopi/ChillDocumentLockManager.php b/src/Bundle/ChillWopiBundle/src/Service/Wopi/ChillDocumentLockManager.php
index 589c23065..bd25da49c 100644
--- a/src/Bundle/ChillWopiBundle/src/Service/Wopi/ChillDocumentLockManager.php
+++ b/src/Bundle/ChillWopiBundle/src/Service/Wopi/ChillDocumentLockManager.php
@@ -22,7 +22,7 @@ use Symfony\Component\Clock\ClockInterface;
 use Symfony\Component\Security\Core\Security;
 use Webmozart\Assert\Assert;
 
-final class ChillDocumentLockManager implements DocumentLockManagerInterface
+final readonly class ChillDocumentLockManager implements DocumentLockManagerInterface
 {
     private const LOCK_DURATION = 60 * 30;
 
@@ -32,10 +32,10 @@ final class ChillDocumentLockManager implements DocumentLockManagerInterface
     private const LOCK_GRACEFUL_DURATION_TIME = 3;
 
     public function __construct(
-        private readonly Security $security,
-        private readonly ClockInterface $clock,
-        private readonly StoredObjectLockManager $storedObjectLockManager,
-        private readonly int $ttlAfterDeleteSeconds = self::LOCK_GRACEFUL_DURATION_TIME,
+        private Security $security,
+        private ClockInterface $clock,
+        private StoredObjectLockManager $storedObjectLockManager,
+        private int $ttlAfterDeleteSeconds = self::LOCK_GRACEFUL_DURATION_TIME,
     ) {}
 
     public function deleteLock(Document $document, RequestInterface $request): bool