diff --git a/src/Aggregation/Pipeline/SerialDifferencingAggregation.php b/src/Aggregation/Pipeline/SerialDifferencingAggregation.php
new file mode 100644
index 0000000000000000000000000000000000000000..715c0706ef67e97417eaa40667426bad5597d2ea
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+++ b/src/Aggregation/Pipeline/SerialDifferencingAggregation.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchDSL\Aggregation\Pipeline;
+
+/**
+ * Class representing Serial Differencing Pipeline Aggregation.
+ *
+ * @link https://goo.gl/46ZR4v
+ */
+class SerialDifferencingAggregation extends AbstractPipelineAggregation
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'serial_diff';
+    }
+}