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diff --git a/vendor/symfony/serializer/Annotation/MaxDepth.php b/vendor/symfony/serializer/Annotation/MaxDepth.php
new file mode 100644
index 000000000..1f41948d6
--- /dev/null
+++ b/vendor/symfony/serializer/Annotation/MaxDepth.php
@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Serializer\Annotation;
+
+use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+
+/**
+ * Annotation class for @MaxDepth().
+ *
+ * @Annotation
+ * @Target({"PROPERTY", "METHOD"})
+ *
+ * @author Kévin Dunglas <dunglas@gmail.com>
+ */
+class MaxDepth
+{
+    /**
+     * @var int
+     */
+    private $maxDepth;
+
+    public function __construct(array $data)
+    {
+        if (!isset($data['value'])) {
+            throw new InvalidArgumentException(sprintf('Parameter of annotation "%s" should be set.', get_class($this)));
+        }
+
+        if (!is_int($data['value']) || $data['value'] <= 0) {
+            throw new InvalidArgumentException(sprintf('Parameter of annotation "%s" must be a positive integer.', get_class($this)));
+        }
+
+        $this->maxDepth = $data['value'];
+    }
+
+    public function getMaxDepth()
+    {
+        return $this->maxDepth;
+    }
+}