diff --git a/rules-tests/TypeDeclaration/Rector/Class_/ObjectTypedPropertyFromJMSSerializerAttributeTypeRector/Fixture/skip_class_not_found.php.inc b/rules-tests/TypeDeclaration/Rector/Class_/ObjectTypedPropertyFromJMSSerializerAttributeTypeRector/Fixture/skip_class_not_found.php.inc
new file mode 100644
index 00000000000..37d08b15dc9
--- /dev/null
+++ b/rules-tests/TypeDeclaration/Rector/Class_/ObjectTypedPropertyFromJMSSerializerAttributeTypeRector/Fixture/skip_class_not_found.php.inc
@@ -0,0 +1,11 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\Class_\ObjectTypedPropertyFromJMSSerializerAttributeTypeRector\Fixture;
+
+use JMS\Serializer\Annotation as JMS;
+
+final class SkipClassNotFound
+{
+    #[JMS\Type('SomeNonExistentClass')]
+    protected $dynamicRef;
+}
diff --git a/rules/TypeDeclaration/NodeFactory/JMSTypePropertyTypeFactory.php b/rules/TypeDeclaration/NodeFactory/JMSTypePropertyTypeFactory.php
index e5d94ac1357..7a3b839277b 100644
--- a/rules/TypeDeclaration/NodeFactory/JMSTypePropertyTypeFactory.php
+++ b/rules/TypeDeclaration/NodeFactory/JMSTypePropertyTypeFactory.php
@@ -6,7 +6,9 @@
 
 use PhpParser\Node;
 use PhpParser\Node\Identifier;
+use PhpParser\Node\Name\FullyQualified;
 use PhpParser\Node\Stmt\Property;
+use PHPStan\Reflection\ReflectionProvider;
 use PHPStan\Type\FloatType;
 use PHPStan\Type\MixedType;
 use PHPStan\Type\ObjectType;
@@ -25,6 +27,7 @@ public function __construct(
         private StaticTypeMapper $staticTypeMapper,
         private PhpDocInfoFactory $phpDocInfoFactory,
         private VarTagRemover $varTagRemover,
+        private ReflectionProvider $reflectionProvider,
     ) {
     }
 
@@ -41,7 +44,13 @@ public function createObjectTypeNode(string $typeValue): ?Node
             $type = new ObjectType($typeValue);
         }
 
-        return $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($type, TypeKind::PROPERTY);
+        $node = $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($type, TypeKind::PROPERTY);
+
+        if ($node instanceof FullyQualified && ! $this->reflectionProvider->hasClass($node->toString())) {
+            return null;
+        }
+
+        return $node;
     }
 
     public function createScalarTypeNode(string $typeValue, Property $property): ?Node