diff --git a/lib/ArangoDBClient/Document.php b/lib/ArangoDBClient/Document.php
index b1dddc52..9194455f 100644
--- a/lib/ArangoDBClient/Document.php
+++ b/lib/ArangoDBClient/Document.php
@@ -19,7 +19,7 @@
  * @package   ArangoDBClient
  * @since     0.2
  */
-class Document
+class Document implements \JsonSerializable
 {
     /**
      * The document id (might be NULL for new documents)
@@ -233,6 +233,11 @@ public function toJson(array $options = [])
         return json_encode($this->getAll($options));
     }
 
+    public function jsonSerialize()
+    {
+        return $this->getAll([]);
+    }
+
     /**
      * Returns the document as a serialized string
      *