diff --git a/lib/Doctrine/ODM/MongoDB/Configuration.php b/lib/Doctrine/ODM/MongoDB/Configuration.php
index 1d1398a93..a0289b097 100644
--- a/lib/Doctrine/ODM/MongoDB/Configuration.php
+++ b/lib/Doctrine/ODM/MongoDB/Configuration.php
@@ -652,7 +652,7 @@ public function setUseLazyGhostObject(bool $flag): void
 
     public function isLazyGhostObjectEnabled(): bool
     {
-        return $this->useLazyGhostObject ?? true;
+        return $this->useLazyGhostObject;
     }
 }
 
diff --git a/lib/Doctrine/ODM/MongoDB/Proxy/Factory/LazyGhostProxyFactory.php b/lib/Doctrine/ODM/MongoDB/Proxy/Factory/LazyGhostProxyFactory.php
index d66768056..d19f885fa 100644
--- a/lib/Doctrine/ODM/MongoDB/Proxy/Factory/LazyGhostProxyFactory.php
+++ b/lib/Doctrine/ODM/MongoDB/Proxy/Factory/LazyGhostProxyFactory.php
@@ -123,7 +123,7 @@ public function __construct(
         $this->lifecycleEventManager = new LifecycleEventManager($dm, $this->uow, $dm->getEventManager());
     }
 
-    /** @param array<mixed> $identifier */
+    /** @param mixed $identifier */
     public function getProxy(ClassMetadata $metadata, $identifier): InternalProxy
     {
         $className = $metadata->getName();