diff --git a/.travis.yml b/.travis.yml
index d29aa241b15b6..76885ebab2896 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -54,7 +54,6 @@ cache:
     - $HOME/node_modules
     - $HOME/yarn.lock
 before_install:
-  - curl -O https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/deb/elasticsearch/2.3.0/elasticsearch-2.3.0.deb && sudo dpkg -i --force-confnew elasticsearch-2.3.0.deb && sudo service elasticsearch restart
   - ./dev/travis/before_install.sh
 install: composer install --no-interaction
 before_script: ./dev/travis/before_script.sh
diff --git a/app/code/Magento/Elasticsearch/Model/Config.php b/app/code/Magento/Elasticsearch/Model/Config.php
index dc08a72a9feb3..387db07c62f90 100644
--- a/app/code/Magento/Elasticsearch/Model/Config.php
+++ b/app/code/Magento/Elasticsearch/Model/Config.php
@@ -25,8 +25,6 @@ class Config implements ClientOptionsInterface
      */
     const ENGINE_NAME = 'elasticsearch';
 
-    private const ENGINE_NAME_5 = 'elasticsearch5';
-
     /**
      * Elasticsearch Entity type
      */
@@ -64,23 +62,31 @@ class Config implements ClientOptionsInterface
     private $engineResolver;
 
     /**
-     * Constructor
+     * Available Elasticsearch engines.
      *
+     * @var array
+     */
+    private $engineList;
+
+    /**
      * @param ScopeConfigInterface $scopeConfig
      * @param ClientResolver|null $clientResolver
      * @param EngineResolverInterface|null $engineResolver
      * @param string|null $prefix
+     * @param array $engineList
      */
     public function __construct(
         ScopeConfigInterface $scopeConfig,
         ClientResolver $clientResolver = null,
         EngineResolverInterface $engineResolver = null,
-        $prefix = null
+        $prefix = null,
+        $engineList = []
     ) {
         $this->scopeConfig = $scopeConfig;
         $this->clientResolver = $clientResolver ?: ObjectManager::getInstance()->get(ClientResolver::class);
         $this->engineResolver = $engineResolver ?: ObjectManager::getInstance()->get(EngineResolverInterface::class);
         $this->prefix = $prefix ?: $this->clientResolver->getCurrentEngine();
+        $this->engineList = $engineList;
     }
 
     /**
@@ -138,7 +144,7 @@ public function getSearchConfigData($field, $storeId = null)
      */
     public function isElasticsearchEnabled()
     {
-        return in_array($this->engineResolver->getCurrentSearchEngine(), [self::ENGINE_NAME, self::ENGINE_NAME_5]);
+        return in_array($this->engineResolver->getCurrentSearchEngine(), $this->engineList);
     }
 
     /**
diff --git a/app/code/Magento/Elasticsearch/etc/di.xml b/app/code/Magento/Elasticsearch/etc/di.xml
index 9796dc93858f1..4a354a2ea528f 100644
--- a/app/code/Magento/Elasticsearch/etc/di.xml
+++ b/app/code/Magento/Elasticsearch/etc/di.xml
@@ -13,6 +13,14 @@
     <preference for="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\FieldProvider\FieldIndex\ConverterInterface" type="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\FieldProvider\FieldIndex\Converter" />
     <preference for="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\FieldProvider\FieldType\ConverterInterface" type="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\FieldProvider\FieldType\Converter" />
     <preference for="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\FieldProviderInterface" type="Magento\Elasticsearch\Model\Adapter\FieldMapper\Product\CompositeFieldProvider" />
+    <type name="Magento\Elasticsearch\Model\Config">
+        <arguments>
+            <argument name="engineList" xsi:type="array">
+                <item name="elasticsearch" xsi:type="string">elasticsearch</item>
+                <item name="elasticsearch5" xsi:type="string">elasticsearch5</item>
+            </argument>
+        </arguments>
+    </type>
 
     <virtualType name="Magento\Elasticsearch\Model\Layer\Search\Context" type="Magento\Catalog\Model\Layer\Search\Context">
         <arguments>
diff --git a/app/code/Magento/Elasticsearch6/Model/Config.php b/app/code/Magento/Elasticsearch6/Model/Config.php
deleted file mode 100644
index 1a989e2705fdd..0000000000000
--- a/app/code/Magento/Elasticsearch6/Model/Config.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-/**
- * Copyright © Magento, Inc. All rights reserved.
- * See COPYING.txt for license details.
- */
-
-namespace Magento\Elasticsearch6\Model;
-
-use Magento\Framework\Search\EngineResolverInterface;
-use Magento\Framework\App\ObjectManager;
-use Magento\Framework\App\Config\ScopeConfigInterface;
-use Magento\AdvancedSearch\Model\Client\ClientResolver;
-
-/**
- * Elasticsearch6 config model
- */
-class Config extends \Magento\Elasticsearch\Model\Config
-{
-    /**
-     * Search engine name
-     */
-    private const ENGINE_NAME_6 = 'elasticsearch6';
-
-    /**
-     * @var EngineResolverInterface
-     */
-    private $engineResolver;
-
-    /**
-     * Constructor
-     *
-     * @param ScopeConfigInterface $scopeConfig
-     * @param ClientResolver|null $clientResolver
-     * @param EngineResolverInterface|null $engineResolver
-     * @param string|null $prefix
-     */
-    public function __construct(
-        \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig,
-        \Magento\AdvancedSearch\Model\Client\ClientResolver $clientResolver,
-        \Magento\Framework\Search\EngineResolverInterface $engineResolver,
-        $prefix = null
-    ) {
-        parent::__construct($scopeConfig, $clientResolver, $engineResolver, $prefix);
-        $this->engineResolver = $engineResolver;
-    }
-
-    /**
-     * Return true if third party search engine is used
-     *
-     * @return bool
-     */
-    public function isElasticsearchEnabled()
-    {
-        return in_array($this->engineResolver->getCurrentSearchEngine(), [self::ENGINE_NAME_6]);
-    }
-}
diff --git a/app/code/Magento/Elasticsearch6/Model/DataProvider/Suggestions.php b/app/code/Magento/Elasticsearch6/Model/DataProvider/Suggestions.php
index 77e1270f54fc2..d05471734bb8f 100644
--- a/app/code/Magento/Elasticsearch6/Model/DataProvider/Suggestions.php
+++ b/app/code/Magento/Elasticsearch6/Model/DataProvider/Suggestions.php
@@ -9,7 +9,7 @@
 use Magento\Store\Model\ScopeInterface;
 use Magento\Search\Model\QueryInterface;
 use Magento\AdvancedSearch\Model\SuggestedQueriesInterface;
-use Magento\Elasticsearch6\Model\Config;
+use Magento\Elasticsearch\Model\Config;
 use Magento\Elasticsearch\SearchAdapter\ConnectionManager;
 use Magento\Search\Model\QueryResultFactory;
 use Magento\Framework\App\Config\ScopeConfigInterface;
diff --git a/app/code/Magento/Elasticsearch6/Test/Unit/Model/DataProvider/SuggestionsTest.php b/app/code/Magento/Elasticsearch6/Test/Unit/Model/DataProvider/SuggestionsTest.php
index 957edc559fdcb..b3c60b70ffa8e 100644
--- a/app/code/Magento/Elasticsearch6/Test/Unit/Model/DataProvider/SuggestionsTest.php
+++ b/app/code/Magento/Elasticsearch6/Test/Unit/Model/DataProvider/SuggestionsTest.php
@@ -67,7 +67,7 @@ class SuggestionsTest extends \PHPUnit\Framework\TestCase
      */
     protected function setUp()
     {
-        $this->config = $this->getMockBuilder(\Magento\Elasticsearch6\Model\Config::class)
+        $this->config = $this->getMockBuilder(\Magento\Elasticsearch\Model\Config::class)
             ->disableOriginalConstructor()
             ->setMethods(['isElasticsearchEnabled'])
             ->getMock();
diff --git a/app/code/Magento/Elasticsearch6/etc/di.xml b/app/code/Magento/Elasticsearch6/etc/di.xml
index df71f3c3158d3..9999c29c1a257 100644
--- a/app/code/Magento/Elasticsearch6/etc/di.xml
+++ b/app/code/Magento/Elasticsearch6/etc/di.xml
@@ -6,6 +6,14 @@
  */
 -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <type name="Magento\Elasticsearch\Model\Config">
+        <arguments>
+            <argument name="engineList" xsi:type="array">
+                <item name="elasticsearch6" xsi:type="string">elasticsearch6</item>
+            </argument>
+        </arguments>
+    </type>
+
     <type name="Magento\Search\Model\Adminhtml\System\Config\Source\Engine">
         <arguments>
             <argument name="engines" xsi:type="array">
@@ -44,7 +52,7 @@
                 <item name="elasticsearch6" xsi:type="string">\Magento\Elasticsearch6\Model\Client\ElasticsearchFactory</item>
             </argument>
             <argument name="clientOptions" xsi:type="array">
-                <item name="elasticsearch6" xsi:type="string">\Magento\Elasticsearch6\Model\Config</item>
+                <item name="elasticsearch6" xsi:type="string">\Magento\Elasticsearch\Model\Config</item>
             </argument>
         </arguments>
     </type>
diff --git a/dev/tests/integration/testsuite/Magento/Elasticsearch/Elasticsearch5/SearchAdapter/AdapterTest.php b/dev/tests/integration/testsuite/Magento/Elasticsearch/Elasticsearch5/SearchAdapter/AdapterTest.php
index 978815f665341..a52c5bb9e21b7 100644
--- a/dev/tests/integration/testsuite/Magento/Elasticsearch/Elasticsearch5/SearchAdapter/AdapterTest.php
+++ b/dev/tests/integration/testsuite/Magento/Elasticsearch/Elasticsearch5/SearchAdapter/AdapterTest.php
@@ -43,7 +43,7 @@ protected function setUp()
         $contentManager = $this->getMockBuilder(\Magento\Elasticsearch\SearchAdapter\ConnectionManager::class)
             ->disableOriginalConstructor()
             ->getMock();
-        $this->clientMock = $this->getMockBuilder(\Magento\Elasticsearch\Model\Client\Elasticsearch::class)
+        $this->clientMock = $this->getMockBuilder(\Magento\Elasticsearch6\Model\Client\Elasticsearch::class)
             ->disableOriginalConstructor()
             ->getMock();
         $contentManager
@@ -78,7 +78,7 @@ protected function setUp()
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      * @return void
      */
diff --git a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Client/ElasticsearchTest.php b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Client/ElasticsearchTest.php
index 61add5f7d0ea7..3eea2497daa1f 100644
--- a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Client/ElasticsearchTest.php
+++ b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Client/ElasticsearchTest.php
@@ -10,7 +10,7 @@
 use Magento\TestFramework\Helper\Bootstrap;
 use Magento\Store\Model\StoreManagerInterface;
 use Magento\Elasticsearch\SearchAdapter\ConnectionManager;
-use Magento\Elasticsearch\Model\Client\Elasticsearch as ElasticsearchClient;
+use Magento\Elasticsearch6\Model\Client\Elasticsearch as ElasticsearchClient;
 use Magento\Elasticsearch\Model\Config;
 use Magento\Elasticsearch\SearchAdapter\SearchIndexNameResolver;
 
@@ -95,7 +95,7 @@ private function search($text)
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix composite_product_search
      */
     public function testSearchConfigurableProductBySimpleProductName()
@@ -104,7 +104,7 @@ public function testSearchConfigurableProductBySimpleProductName()
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix composite_product_search
      */
     public function testSearchConfigurableProductBySimpleProductAttributeMultiselect()
@@ -113,7 +113,7 @@ public function testSearchConfigurableProductBySimpleProductAttributeMultiselect
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix composite_product_search
      */
     public function testSearchConfigurableProductBySimpleProductAttributeSelect()
@@ -122,7 +122,7 @@ public function testSearchConfigurableProductBySimpleProductAttributeSelect()
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix composite_product_search
      */
     public function testSearchConfigurableProductBySimpleProductAttributeShortDescription()
diff --git a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/IndexHandlerTest.php b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/IndexHandlerTest.php
index 014aaf7679bc9..77533e83b719c 100755
--- a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/IndexHandlerTest.php
+++ b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/IndexHandlerTest.php
@@ -13,7 +13,7 @@
 use Magento\TestFramework\Helper\Bootstrap;
 use Magento\Store\Model\StoreManagerInterface;
 use Magento\Elasticsearch\SearchAdapter\ConnectionManager;
-use Magento\Elasticsearch\Model\Client\Elasticsearch as ElasticsearchClient;
+use Magento\Elasticsearch6\Model\Client\Elasticsearch as ElasticsearchClient;
 use Magento\Elasticsearch\Model\Config;
 use Magento\Elasticsearch\SearchAdapter\SearchIndexNameResolver;
 use Magento\Indexer\Model\Indexer;
@@ -87,7 +87,7 @@ protected function setUp()
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest
      * @return void
      */
@@ -106,7 +106,7 @@ public function testReindexAll(): void
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest
      * @return void
      */
@@ -131,7 +131,7 @@ public function testReindexRowAfterEdit(): void
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest
      * @return void
      */
@@ -170,7 +170,7 @@ public function testReindexRowAfterMassAction(): void
     }
 
     /**
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest
      * @magentoAppArea adminhtml
      * @return void
@@ -192,7 +192,7 @@ public function testReindexRowAfterDelete(): void
     /**
      * @magentoDbIsolation enabled
      * @magentoAppArea adminhtml
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest
      * @magentoDataFixture Magento/Elasticsearch/_files/configurable_products.php
      * @return void
diff --git a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/ReindexAllTest.php b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/ReindexAllTest.php
index d40ce9e8a0706..7d4aa8e005e4e 100644
--- a/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/ReindexAllTest.php
+++ b/dev/tests/integration/testsuite/Magento/Elasticsearch/Model/Indexer/ReindexAllTest.php
@@ -68,7 +68,7 @@ protected function setUp()
     /**
      * Test search of all products after full reindex
      *
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest_configurable
      * @magentoDataFixture Magento/ConfigurableProduct/_files/configurable_products.php
      */
@@ -82,7 +82,7 @@ public function testSearchAll()
     /**
      * Test search of specific product after full reindex
      *
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix indexerhandlertest_configurable
      * @magentoDataFixture Magento/ConfigurableProduct/_files/configurable_products.php
      */
diff --git a/dev/tests/integration/testsuite/Magento/Elasticsearch/SearchAdapter/AdapterTest.php b/dev/tests/integration/testsuite/Magento/Elasticsearch/SearchAdapter/AdapterTest.php
index dc288a18fadb7..6bb7d6ac568fc 100644
--- a/dev/tests/integration/testsuite/Magento/Elasticsearch/SearchAdapter/AdapterTest.php
+++ b/dev/tests/integration/testsuite/Magento/Elasticsearch/SearchAdapter/AdapterTest.php
@@ -5,8 +5,6 @@
  */
 namespace Magento\Elasticsearch\SearchAdapter;
 
-use Magento\Elasticsearch\Model\Config;
-
 /**
  * Class AdapterTest
  *
@@ -26,7 +24,7 @@ class AdapterTest extends \Magento\Framework\Search\Adapter\Mysql\AdapterTest
     /**
      * @var string
      */
-    protected $searchEngine = Config::ENGINE_NAME;
+    protected $searchEngine = 'elasticsearch6';
 
     /**
      * Get request config path
@@ -43,12 +41,12 @@ protected function getRequestConfigPath()
      */
     protected function createAdapter()
     {
-        return $this->objectManager->create(\Magento\Elasticsearch\SearchAdapter\Adapter::class);
+        return $this->objectManager->create(\Magento\Elasticsearch\Elasticsearch5\SearchAdapter\Adapter::class);
     }
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testMatchQuery()
@@ -58,7 +56,7 @@ public function testMatchQuery()
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testMatchOrderedQuery()
@@ -70,7 +68,7 @@ public function testMatchOrderedQuery()
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testAggregationsQuery()
@@ -80,7 +78,7 @@ public function testAggregationsQuery()
 
     /**
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testMatchQueryFilters()
@@ -92,7 +90,7 @@ public function testMatchQueryFilters()
      * Range filter test with all fields filled
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testRangeFilterWithAllFields()
@@ -104,7 +102,7 @@ public function testRangeFilterWithAllFields()
      * Range filter test with all fields filled
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testRangeFilterWithoutFromField()
@@ -116,7 +114,7 @@ public function testRangeFilterWithoutFromField()
      * Range filter test with all fields filled
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testRangeFilterWithoutToField()
@@ -128,7 +126,7 @@ public function testRangeFilterWithoutToField()
      * Term filter test
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testTermFilter()
@@ -140,7 +138,7 @@ public function testTermFilter()
      * Term filter test
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testTermFilterArray()
@@ -152,7 +150,7 @@ public function testTermFilterArray()
      * Term filter test
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testWildcardFilter()
@@ -164,7 +162,7 @@ public function testWildcardFilter()
      * Request limits test
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testSearchLimit()
@@ -176,7 +174,7 @@ public function testSearchLimit()
      * Bool filter test
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testBoolFilter()
@@ -188,7 +186,7 @@ public function testBoolFilter()
      * Test bool filter with nested negative bool filter
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testBoolFilterWithNestedNegativeBoolFilter()
@@ -200,7 +198,7 @@ public function testBoolFilterWithNestedNegativeBoolFilter()
      * Test range inside nested negative bool filter
      *
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testBoolFilterWithNestedRangeInNegativeBoolFilter()
@@ -213,7 +211,7 @@ public function testBoolFilterWithNestedRangeInNegativeBoolFilter()
      *
      * @dataProvider elasticSearchAdvancedSearchDataProvider
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      * @param string $nameQuery
      * @param string $descriptionQuery
@@ -259,7 +257,7 @@ public function elasticSearchAdvancedSearchDataProvider()
     /**
      * @magentoAppIsolation enabled
      * @magentoDataFixture Magento/Framework/Search/_files/filterable_attribute.php
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testCustomFilterableAttribute()
@@ -274,7 +272,7 @@ public function testCustomFilterableAttribute()
      *
      * @magentoAppIsolation enabled
      * @magentoDataFixture Magento/Framework/Search/_files/filterable_attributes.php
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      * @dataProvider filterByAttributeValuesDataProvider
      * @param string $requestName
@@ -294,7 +292,7 @@ public function testFilterByAttributeValues($requestName, $additionalData)
      * @param $rangeFilter
      * @param $expectedRecordsCount
      * @magentoDataFixture Magento/Framework/Search/_files/date_attribute.php
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      * @magentoAppIsolation enabled
      * @dataProvider dateDataProvider
@@ -309,7 +307,7 @@ public function testAdvancedSearchDateField($rangeFilter, $expectedRecordsCount)
     /**
      * @magentoDataFixture Magento/Framework/Search/_files/product_configurable.php
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testAdvancedSearchCompositeProductWithOutOfStockOption()
@@ -320,7 +318,7 @@ public function testAdvancedSearchCompositeProductWithOutOfStockOption()
     /**
      * @magentoDataFixture Magento/Framework/Search/_files/product_configurable_with_disabled_child.php
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testAdvancedSearchCompositeProductWithDisabledChild()
@@ -333,7 +331,7 @@ public function testAdvancedSearchCompositeProductWithDisabledChild()
     /**
      * @magentoDataFixture Magento/Framework/Search/_files/search_weight_products.php
      * @magentoAppIsolation enabled
-     * @magentoConfigFixture default/catalog/search/engine elasticsearch
+     * @magentoConfigFixture default/catalog/search/engine elasticsearch6
      * @magentoConfigFixture current_store catalog/search/elasticsearch_index_prefix adaptertest
      */
     public function testSearchQueryBoost()
diff --git a/dev/tests/static/testsuite/Magento/Test/Php/_files/phpcpd/blacklist/common.txt b/dev/tests/static/testsuite/Magento/Test/Php/_files/phpcpd/blacklist/common.txt
index 3e788c1eba0ee..96854aa76281f 100644
--- a/dev/tests/static/testsuite/Magento/Test/Php/_files/phpcpd/blacklist/common.txt
+++ b/dev/tests/static/testsuite/Magento/Test/Php/_files/phpcpd/blacklist/common.txt
@@ -212,3 +212,4 @@ Magento/Elasticsearch6/Model/Client
 Magento/CatalogSearch/Model/ResourceModel/Fulltext
 Magento/Elasticsearch/Model/Layer/Search
 Magento/Elasticsearch/Model/Adapter/FieldMapper/Product/FieldProvider/FieldName/Resolver
+Magento/Elasticsearch6/Model/Client