diff --git a/lib/Doctrine/ODM/MongoDB/DocumentManager.php b/lib/Doctrine/ODM/MongoDB/DocumentManager.php
index 9b323c430b..81363ee435 100644
--- a/lib/Doctrine/ODM/MongoDB/DocumentManager.php
+++ b/lib/Doctrine/ODM/MongoDB/DocumentManager.php
@@ -621,13 +621,15 @@ public function getReference(string $documentName, $identifier): object
         /** @psalm-var ClassMetadata<T> $class */
         $class = $this->metadataFactory->getMetadataFor(ltrim($documentName, '\\'));
         assert($class instanceof ClassMetadata);
+        /** @psalm-var T|false $document */
         $document = $this->unitOfWork->tryGetById($identifier, $class);
 
         // Check identity map first, if its already in there just return it.
-        if ($document) {
+        if ($document !== false) {
             return $document;
         }
 
+        /** @psalm-var T&GhostObjectInterface<T> $document */
         $document = $this->proxyFactory->getProxy($class, $identifier);
         $this->unitOfWork->registerManaged($document, $identifier, []);
 
@@ -689,6 +691,7 @@ public function find($className, $id, $lockMode = LockMode::NONE, $lockVersion =
     {
         $repository = $this->getRepository($className);
         if ($repository instanceof DocumentRepository) {
+            /** @psalm-var DocumentRepository<T> $repository */
             return $repository->find($id, $lockMode, $lockVersion);
         }
 
diff --git a/lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php b/lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php
index f7c9606f7e..cc214dc926 100644
--- a/lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php
+++ b/lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php
@@ -2247,7 +2247,7 @@ public function mapField(array $mapping): array
                     break;
                 default:
                     if (! empty($this->generatorOptions['type'])) {
-                        $mapping['type'] = $this->generatorOptions['type'];
+                        $mapping['type'] = (string) $this->generatorOptions['type'];
                     } elseif (empty($mapping['type'])) {
                         $mapping['type'] = $this->generatorType === self::GENERATOR_TYPE_INCREMENT ? Type::INT : Type::CUSTOMID;
                     }
diff --git a/lib/Doctrine/ODM/MongoDB/Mapping/Driver/CompatibilityAnnotationDriver.php b/lib/Doctrine/ODM/MongoDB/Mapping/Driver/CompatibilityAnnotationDriver.php
index 755077103f..08956fd8e4 100644
--- a/lib/Doctrine/ODM/MongoDB/Mapping/Driver/CompatibilityAnnotationDriver.php
+++ b/lib/Doctrine/ODM/MongoDB/Mapping/Driver/CompatibilityAnnotationDriver.php
@@ -9,18 +9,18 @@
 
 use function class_exists;
 
-if (class_exists(PersistenceAnnotationDriver::class)) {
+if (! class_exists(PersistenceAnnotationDriver::class)) {
     /**
      * @internal This class will be removed in ODM 3.0.
      */
-    abstract class CompatibilityAnnotationDriver extends PersistenceAnnotationDriver
+    abstract class CompatibilityAnnotationDriver implements MappingDriver
     {
     }
 } else {
     /**
      * @internal This class will be removed in ODM 3.0.
      */
-    abstract class CompatibilityAnnotationDriver implements MappingDriver
+    abstract class CompatibilityAnnotationDriver extends PersistenceAnnotationDriver
     {
     }
 }
diff --git a/lib/Doctrine/ODM/MongoDB/Proxy/Factory/StaticProxyFactory.php b/lib/Doctrine/ODM/MongoDB/Proxy/Factory/StaticProxyFactory.php
index 76225222dd..b415ae75ca 100644
--- a/lib/Doctrine/ODM/MongoDB/Proxy/Factory/StaticProxyFactory.php
+++ b/lib/Doctrine/ODM/MongoDB/Proxy/Factory/StaticProxyFactory.php
@@ -88,11 +88,11 @@ static function (): bool {
      * @param DocumentPersister<TDocument> $documentPersister
      *
      * @psalm-return Closure(
-     *   TDocument&GhostObjectInterface<TDocument>,
-     *   string,
-     *   array<string, mixed>,
+     *   TDocument&GhostObjectInterface<TDocument>=,
+     *   string=,
+     *   array<string, mixed>=,
      *   ?Closure=,
-     *   array<string, mixed>
+     *   array<string, mixed>=
      * ) : bool
      *
      * @template TDocument of object
@@ -103,10 +103,8 @@ private function createInitializer(
     ): Closure {
         return function (
             GhostObjectInterface $ghostObject,
-            string $method,
-            // we don't care
-            array $parameters,
-            // we don't care
+            string $method, // we don't care
+            array $parameters, // we don't care
             &$initializer,
             array $properties // we currently do not use this
         ) use (
diff --git a/lib/Doctrine/ODM/MongoDB/UnitOfWork.php b/lib/Doctrine/ODM/MongoDB/UnitOfWork.php
index 106176e9e3..84510496a1 100644
--- a/lib/Doctrine/ODM/MongoDB/UnitOfWork.php
+++ b/lib/Doctrine/ODM/MongoDB/UnitOfWork.php
@@ -367,6 +367,7 @@ public function getDocumentPersister(string $documentName): Persisters\DocumentP
             $this->persisters[$documentName] = new Persisters\DocumentPersister($pb, $this->dm, $this, $this->hydratorFactory, $class);
         }
 
+        /** @psalm-var Persisters\DocumentPersister<T> */
         return $this->persisters[$documentName];
     }
 
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index 6bf01e68db..7ac1cc21c5 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -145,8 +145,8 @@ parameters:
 
         # When iterating over SimpleXMLElement, we cannot know the key values
         -
-            message: "#^Parameter \\#2 \\$mapping of method Doctrine\\\\ODM\\\\MongoDB\\\\Mapping\\\\Driver\\\\XmlDriver\\:\\:addFieldMapping\\(\\) expects array\\{type\\?\\: string, fieldName\\?\\: string, name\\?\\: string, strategy\\?\\: string, association\\?\\: int, id\\?\\: bool, isOwningSide\\?\\: bool, collectionClass\\?\\: class\\-string, \\.\\.\\.\\}, array\\<int\\|string, non\\-empty\\-array\\<int, string\\>\\|bool\\|string\\> given\\.$#"
-            count: 1
+            message: "#^Parameter \\#2 \\$mapping of method Doctrine\\\\ODM\\\\MongoDB\\\\Mapping\\\\Driver\\\\XmlDriver\\:\\:addFieldMapping\\(\\) expects array#"
+            count: 2
             path: lib/Doctrine/ODM/MongoDB/Mapping/Driver/XmlDriver.php
 
         # This is handled by a try-catch block
@@ -163,6 +163,17 @@ parameters:
             count: 1
             path: lib/Doctrine/ODM/MongoDB/PersistentCollection.php
 
+        # complains about types for arguments we do not use/care
+        -
+            message: "#^Method Doctrine\\\\ODM\\\\MongoDB\\\\Proxy\\\\Factory\\\\StaticProxyFactory\\:\\:createInitializer\\(\\) should return Closure\\(ProxyManager\\\\Proxy\\\\GhostObjectInterface\\<TDocument of object\\>&TDocument of object\\=, string\\=, array\\<string, mixed\\>\\=, Closure\\|null\\=, array\\<string, mixed\\>\\=\\)\\: bool but returns Closure\\(ProxyManager\\\\Proxy\\\\GhostObjectInterface, string, array, mixed, array\\)\\: true\\.$#"
+            count: 1
+            path: lib/Doctrine/ODM/MongoDB/Proxy/Factory/StaticProxyFactory.php
+
+        -
+            message: "#^Parameter \\#1 \\$initializer of method ProxyManager\\\\Proxy\\\\GhostObjectInterface\\<object\\>\\:\\:setProxyInitializer\\(\\) expects \\(Closure\\(ProxyManager\\\\Proxy\\\\GhostObjectInterface\\<object\\>\\=, string\\=, array\\<string, mixed\\>\\=, Closure\\|null\\=, array\\<string, mixed\\>\\=\\)\\: bool\\)\\|null, Closure\\(ProxyManager\\\\Proxy\\\\GhostObjectInterface, string, array, mixed, array\\)\\: true given\\.$#"
+            count: 1
+            path: lib/Doctrine/ODM/MongoDB/Hydrator/HydratorFactory.php
+
         # compatibility layer for doctrine/persistence ^2.4 || ^3.0
         -
             message: "#.*#"
@@ -220,3 +231,14 @@ parameters:
             message: "#.+mapField\\(\\) expects.+enumType\\: 'Documents81#"
             count: 2
             path: tests/Doctrine/ODM/MongoDB/Tests/Mapping/ClassMetadataTest.php
+
+        # it loads an empty class ReflectionEnum of ReflectionEnumPolyfill.php file from laminas/laminas-code, see https://github.com/phpstan/phpstan/issues/7290
+        -
+            message: "#^Call to an undefined method ReflectionEnum\\:\\:isBacked\\(\\)\\.$#"
+            count: 1
+            path: lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php
+
+        -
+            message: "#^Call to an undefined method ReflectionEnum\\:\\:getBackingType\\(\\)\\.$#"
+            count: 1
+            path: lib/Doctrine/ODM/MongoDB/Mapping/ClassMetadata.php
diff --git a/tests/Doctrine/ODM/MongoDB/Tests/Repository/DefaultGridFSRepositoryTest.php b/tests/Doctrine/ODM/MongoDB/Tests/Repository/DefaultGridFSRepositoryTest.php
index a7bccc8c6b..63a8e57ab8 100644
--- a/tests/Doctrine/ODM/MongoDB/Tests/Repository/DefaultGridFSRepositoryTest.php
+++ b/tests/Doctrine/ODM/MongoDB/Tests/Repository/DefaultGridFSRepositoryTest.php
@@ -268,6 +268,7 @@ private function getRepository(string $className = File::class): GridFSRepositor
 
         assert($repository instanceof GridFSRepository);
 
+        /** @psalm-var GridFSRepository<T> */
         return $repository;
     }
 
diff --git a/tests/Documents81/Suit.php b/tests/Documents81/Suit.php
index 30ed52d0fd..1a57e2340a 100644
--- a/tests/Documents81/Suit.php
+++ b/tests/Documents81/Suit.php
@@ -6,8 +6,8 @@
 
 enum Suit: string
 {
-    case Hearts = 'H';
+    case Hearts   = 'H';
     case Diamonds = 'D';
-    case Clubs = 'C';
-    case Spades = 'S';
+    case Clubs    = 'C';
+    case Spades   = 'S';
 }
diff --git a/tests/Documents81/SuitInt.php b/tests/Documents81/SuitInt.php
index 13a948b2c9..9a06f94d84 100644
--- a/tests/Documents81/SuitInt.php
+++ b/tests/Documents81/SuitInt.php
@@ -6,8 +6,8 @@
 
 enum SuitInt: int
 {
-    case Hearts = 1;
+    case Hearts   = 1;
     case Diamonds = 2;
-    case Clubs = 3;
-    case Spades = 4;
+    case Clubs    = 3;
+    case Spades   = 4;
 }