diff --git a/Tests/Functional/MappingToElasticaTest.php b/Tests/Functional/MappingToElasticaTest.php
index f038212..2474a1c 100644
--- a/Tests/Functional/MappingToElasticaTest.php
+++ b/Tests/Functional/MappingToElasticaTest.php
@@ -72,6 +72,22 @@ class MappingToElasticaTest extends WebTestCase
         $this->assertNotEmpty($mapping, 'Mapping was populated');
     }
 
+    public function testMappingIteratorToArrayField()
+    {
+        $client = $this->createClient(array('test_case' => 'ORM'));
+        $persister = $client->getContainer()->get('fos_elastica.object_persister.index.type');
+
+        $object = new TypeObj();
+        $object->id = 1;
+        $object->coll = new \ArrayIterator(array('foo', 'bar'));
+        $persister->insertOne($object);
+
+        $object->coll = new \ArrayIterator(array('foo', 'bar', 'bazz'));
+        $object->coll->offsetUnset(1);
+
+        $persister->replaceOne($object);
+    }
+
     /**
      * @param Client $client
      * @return \FOS\ElasticaBundle\Resetter $resetter
@@ -95,6 +111,7 @@ class MappingToElasticaTest extends WebTestCase
         parent::setUp();
 
         $this->deleteTmpDir('Basic');
+        $this->deleteTmpDir('ORM');
     }
 
     protected function tearDown()
@@ -102,5 +119,6 @@ class MappingToElasticaTest extends WebTestCase
         parent::tearDown();
 
         $this->deleteTmpDir('Basic');
+        $this->deleteTmpDir('ORM');
     }
 }
diff --git a/Tests/Functional/SerializerTest.php b/Tests/Functional/SerializerTest.php
new file mode 100644
index 0000000..3a3b8cb
--- /dev/null
+++ b/Tests/Functional/SerializerTest.php
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * This file is part of the FOSElasticaBundle project.
+ *
+ * (c) Tim Nagel <tim@nagel.com.au>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace FOS\ElasticaBundle\Tests\Functional;
+
+/**
+ * @group functional
+ */
+class SerializerTest extends WebTestCase
+{
+    public function testMappingIteratorToArrayField()
+    {
+        $client = $this->createClient(array('test_case' => 'Serializer'));
+        $persister = $client->getContainer()->get('fos_elastica.object_persister.index.type');
+
+        $object = new TypeObj();
+        $object->id = 1;
+        $object->coll = new \ArrayIterator(array('foo', 'bar'));
+        $persister->insertOne($object);
+
+        $object->coll = new \ArrayIterator(array('foo', 'bar', 'bazz'));
+        $object->coll->offsetUnset(1);
+
+        $persister->replaceOne($object);
+    }
+
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->deleteTmpDir('Serializer');
+    }
+
+    protected function tearDown()
+    {
+        parent::tearDown();
+
+        $this->deleteTmpDir('Serializer');
+    }
+}
diff --git a/Tests/Functional/TypeObj.php b/Tests/Functional/TypeObj.php
index c264e7b..46e5968 100644
--- a/Tests/Functional/TypeObj.php
+++ b/Tests/Functional/TypeObj.php
@@ -13,6 +13,9 @@ namespace FOS\ElasticaBundle\Tests\Functional;
 
 class TypeObj
 {
+    public $coll;
+    public $field1;
+
     public function isIndexable()
     {
         return true;
@@ -22,4 +25,9 @@ class TypeObj
     {
         return false;
     }
+
+    public function getSerializableColl()
+    {
+        return iterator_to_array($this->coll, false);
+    }
 }
diff --git a/Tests/Functional/app/Basic/config.yml b/Tests/Functional/app/Basic/config.yml
index cdc6c53..a7550b9 100644
--- a/Tests/Functional/app/Basic/config.yml
+++ b/Tests/Functional/app/Basic/config.yml
@@ -14,7 +14,7 @@ fos_elastica:
             url: http://localhost:9200
     indexes:
         index:
-            index_name: foselastica_test_%kernel.environment%
+            index_name: foselastica_basic_test_%kernel.environment%
             settings:
                 analysis:
                     analyzer:
diff --git a/Tests/Functional/app/ORM/config.yml b/Tests/Functional/app/ORM/config.yml
index 9ba6830..3dc0e63 100644
--- a/Tests/Functional/app/ORM/config.yml
+++ b/Tests/Functional/app/ORM/config.yml
@@ -17,27 +17,24 @@ fos_elastica:
     clients:
         default:
             url: http://localhost:9200
-    serializer: ~
     indexes:
-        fos_elastica_test:
+        fos_elastica_orm_test:
             types:
                 type:
                     properties:
                         field1: ~
         index:
-            index_name: foselastica_test_%kernel.environment%
+            index_name: foselastica_orm_test_%kernel.environment%
             types:
                 type:
                     properties:
                         field1: ~
+                        coll: ~
                     persistence:
                         driver: orm
                         model: FOS\ElasticaBundle\Tests\Functional\TypeObj
                         listener:
                             is_indexable_callback: 'object.isIndexable() && !object.isntIndexable()'
-                    serializer:
-                        groups: ['search']
-                        version: 1.1
                 type2:
                     properties:
                         field1: ~
diff --git a/Tests/Functional/app/Serializer/TypeObj.yml b/Tests/Functional/app/Serializer/TypeObj.yml
new file mode 100644
index 0000000..67d6335
--- /dev/null
+++ b/Tests/Functional/app/Serializer/TypeObj.yml
@@ -0,0 +1,8 @@
+FOS\ElasticaBundle\Tests\Functional\TypeObj:
+    properties:
+        field1:
+            type: string
+    virtualProperties:
+        getSerializableColl:
+            serializedName: coll
+            type: array
diff --git a/Tests/Functional/app/Serializer/bundles.php b/Tests/Functional/app/Serializer/bundles.php
new file mode 100644
index 0000000..25db3fe
--- /dev/null
+++ b/Tests/Functional/app/Serializer/bundles.php
@@ -0,0 +1,13 @@
+<?php
+
+use Doctrine\Bundle\DoctrineBundle\DoctrineBundle;
+use FOS\ElasticaBundle\FOSElasticaBundle;
+use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use JMS\SerializerBundle\JMSSerializerBundle;
+
+return array(
+    new FrameworkBundle(),
+    new FOSElasticaBundle(),
+    new DoctrineBundle(),
+    new JMSSerializerBundle(),
+);
diff --git a/Tests/Functional/app/Serializer/config.yml b/Tests/Functional/app/Serializer/config.yml
new file mode 100644
index 0000000..ccd18f4
--- /dev/null
+++ b/Tests/Functional/app/Serializer/config.yml
@@ -0,0 +1,42 @@
+imports:
+    - { resource: ./../config/config.yml }
+
+doctrine:
+    dbal:
+        path: %kernel.cache_dir%/db.sqlite
+        charset:  UTF8
+    orm:
+        auto_generate_proxy_classes: false
+        auto_mapping: false
+
+services:
+    indexableService:
+        class: FOS\ElasticaBundle\Tests\Functional\app\ORM\IndexableService
+
+jms_serializer:
+    metadata:
+        auto_detection: true
+        directories:
+            type_obj:
+                namespace_prefix: "FOS\\ElasticaBundle\\Tests\\Functional"
+                path: "%kernel.root_dir%/Serializer"
+
+fos_elastica:
+    clients:
+        default:
+            url: http://localhost:9200
+    serializer: ~
+    indexes:
+        index:
+            index_name: foselastica_test_%kernel.environment%
+            types:
+                type:
+                    properties:
+                        coll: ~
+                        field1: ~
+                    persistence:
+                        driver: orm
+                        model: FOS\ElasticaBundle\Tests\Functional\TypeObj
+                    serializer:
+                        groups: ['search', 'Default']
+                        version: 1.1
diff --git a/Transformer/ModelToElasticaAutoTransformer.php b/Transformer/ModelToElasticaAutoTransformer.php
index 9694a3b..106db15 100644
--- a/Transformer/ModelToElasticaAutoTransformer.php
+++ b/Transformer/ModelToElasticaAutoTransformer.php
@@ -141,7 +141,7 @@ class ModelToElasticaAutoTransformer implements ModelToElasticaTransformerInterf
         };
 
         if (is_array($value) || $value instanceof \Traversable || $value instanceof \ArrayAccess) {
-            $value = is_array($value) ? $value : iterator_to_array($value);
+            $value = is_array($value) ? $value : iterator_to_array($value, false);
             array_walk_recursive($value, $normalizeValue);
         } else {
             $normalizeValue($value);