diff --git a/composer.json b/composer.json
index 66d81db24..0afab47d0 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         "drupal/diff": "^1.0",
         "drupal/easy_breadcrumb": "^2.0",
         "drupal/editoria11y": "^2.0",
-        "drupal/elasticsearch_connector": "^7.0@alpha",
+        "drupal/elasticsearch_connector": "^8.0@alpha",
         "drupal/entity_browser": "^2.5",
         "drupal/entity_usage": "^2.0@beta",
         "drupal/eu_cookie_compliance": "1.24",
@@ -65,9 +65,13 @@
         "drupal/views_bulk_edit": "^2.7",
         "drupal/views_bulk_operations": "^4.1",
         "drupal/stage_file_proxy": "^2",
+        "ruflin/elastica": "^8.0",
         "league/uri": "^6.0",
         "php": "^8.1"
     },
+    "require-dev": {
+        "dg/bypass-finals": "^1.0"
+    },
     "conflict": {
         "drupal/core": "<10.3",
         "drupal/core-composer-scaffold": "<10.3",
diff --git a/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.module b/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.module
index c170080f6..4da480fa7 100644
--- a/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.module
+++ b/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.module
@@ -56,7 +56,7 @@ function helfi_paragraphs_news_list_paragraph_view(
     $query = $storage
       ->getQuery();
     $query
-      ->condition('_language', $entity->language()->getId())
+      ->condition('search_api_language', $entity->language()->getId())
       ->range(0, $entity->getLimit());
 
     $termFilters = [
diff --git a/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.services.yml b/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.services.yml
index a4f85608b..787ac9c57 100644
--- a/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.services.yml
+++ b/modules/helfi_paragraphs_news_list/helfi_paragraphs_news_list.services.yml
@@ -7,5 +7,5 @@ services:
     class: Drupal\helfi_paragraphs_news_list\ClientBuilder
 
   helfi_paragraphs_news_list.elastic_client:
-    class: Elasticsearch\Client
+    class: Elastic\Elasticsearch\Client
     factory: ['@helfi_paragraphs_news_list.elastic_client_factory', 'create']
diff --git a/modules/helfi_paragraphs_news_list/src/ClientBuilder.php b/modules/helfi_paragraphs_news_list/src/ClientBuilder.php
index a1818bb25..3cefb9743 100644
--- a/modules/helfi_paragraphs_news_list/src/ClientBuilder.php
+++ b/modules/helfi_paragraphs_news_list/src/ClientBuilder.php
@@ -8,8 +8,8 @@
 use Drupal\helfi_api_base\Environment\EnvironmentResolverInterface;
 use Drupal\helfi_api_base\Environment\Project;
 use Drupal\helfi_api_base\Environment\ServiceEnum;
-use Elasticsearch\Client;
-use Elasticsearch\ClientBuilder as ElasticClientBuilder;
+use Elastic\Elasticsearch\Client;
+use Elastic\Elasticsearch\ClientBuilder as ElasticClientBuilder;
 
 /**
  * The client builder factory.
@@ -25,13 +25,12 @@ final class ClientBuilder {
   public function __construct(
     private readonly EnvironmentResolverInterface $environmentResolver,
   ) {
-
   }
 
   /**
    * Creates a new client instance.
    *
-   * @return \Elasticsearch\Client
+   * @return \Elastic\Elasticsearch\Client
    *   The client.
    */
   public function create() : Client {
@@ -51,13 +50,9 @@ public function create() : Client {
     return ElasticClientBuilder::create()
       ->setSSLVerification($service->protocol === 'https')
       ->setHosts([
-        [
-          'host' => $service->domain,
-          'port' => $service->port,
-          'scheme' => $service->protocol,
-        ],
+        $service->getAddress(),
       ])
-      ->setConnectionParams([
+      ->setHttpClientOptions([
         'client' => [
           'timeout' => 1,
           'connect_timeout' => 1,
diff --git a/modules/helfi_paragraphs_news_list/src/ElasticExternalEntityBase.php b/modules/helfi_paragraphs_news_list/src/ElasticExternalEntityBase.php
index faa3cce27..31c02892a 100644
--- a/modules/helfi_paragraphs_news_list/src/ElasticExternalEntityBase.php
+++ b/modules/helfi_paragraphs_news_list/src/ElasticExternalEntityBase.php
@@ -1,12 +1,15 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Drupal\helfi_paragraphs_news_list;
 
 use Drupal\Core\Utility\Error;
 use Drupal\external_entities\ExternalEntityInterface;
 use Drupal\external_entities\StorageClient\ExternalEntityStorageClientBase;
-use Elasticsearch\Client;
-use Elasticsearch\Common\Exceptions\ElasticsearchException;
+use Elastic\Elasticsearch\Client;
+use Elastic\Elasticsearch\Exception\ElasticsearchException;
+use Elastic\Transport\Exception\TransportException;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
@@ -25,7 +28,7 @@ abstract class ElasticExternalEntityBase extends ExternalEntityStorageClientBase
   /**
    * The elastic client.
    *
-   * @var \Elasticsearch\Client
+   * @var \Elastic\Elasticsearch\Client
    */
   protected Client $client;
 
@@ -78,9 +81,9 @@ protected function request(
     array $parameters,
   ) : array {
     try {
-      return $this->client->search($parameters);
+      return $this->client->search($parameters)->asArray();
     }
-    catch (ElasticsearchException $e) {
+    catch (ElasticsearchException | TransportException $e) {
       Error::logException($this->logger, $e);
     }
     return [];
diff --git a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/NewsStorageClientTest.php b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/NewsStorageClientTest.php
index 7636bfb5c..2e4a38199 100644
--- a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/NewsStorageClientTest.php
+++ b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/NewsStorageClientTest.php
@@ -5,7 +5,7 @@
 namespace Drupal\Tests\helfi_paragraphs_news_list\Kernel\ExternalEntityStorage;
 
 use Drupal\helfi_paragraphs_news_list\Entity\ExternalEntity\News;
-use Elasticsearch\Client;
+use Elastic\Elasticsearch\Client;
 use Prophecy\Argument;
 
 /**
@@ -29,32 +29,35 @@ public function testLoadMultiple() : void {
     $client = $this->prophesize(Client::class);
     $client->search(Argument::any())
       ->shouldBeCalled()
-      ->willReturn([], [
-        'hits' => [
+      ->willReturn(
+        $this->createElasticsearchResponse([]),
+        $this->createElasticsearchResponse([
           'hits' => [
-            // Working item.
-            [
-              '_source' => [
-                'uuid_langcode' => ['123'],
-                'uuid' => ['uuid-123'],
-                'title' => ['test title'],
-                'field_news_groups' => ['Test groups'],
-                'field_news_item_tags' => ['Test tag'],
-                'field_news_neighbourhoods' => ['Test neighbourhood'],
-                'url' => ['https://localhost'],
-                'published_at' => [1234567],
-                'short_title' => ['test shorttitle'],
+            'hits' => [
+              // Working item.
+              [
+                '_source' => [
+                  'uuid_langcode' => ['123'],
+                  'uuid' => ['uuid-123'],
+                  'title' => ['test title'],
+                  'field_news_groups' => ['Test groups'],
+                  'field_news_item_tags' => ['Test tag'],
+                  'field_news_neighbourhoods' => ['Test neighbourhood'],
+                  'url' => ['https://localhost'],
+                  'published_at' => [1234567],
+                  'short_title' => ['test shorttitle'],
+                ],
               ],
-            ],
-            // Missing uuid_langcode field.
-            [
-              '_source' => [
-                'uuid' => 'uuid-321',
+              // Missing uuid_langcode field.
+              [
+                '_source' => [
+                  'uuid' => 'uuid-321',
+                ],
               ],
             ],
           ],
-        ],
-      ]);
+        ]),
+      );
     $client->search(Argument::any())
       ->shouldBeCalled();
     $sut = $this->getSut($client->reveal());
@@ -87,7 +90,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     // Test sort.
     $client->search([
       'index' => 'news',
@@ -99,7 +102,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     // Test filters.
     $client->search([
       'index' => 'news',
@@ -129,7 +132,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     $this->getSut($client->reveal())->getQuery()->accessCheck(FALSE)->execute();
     $this->getSut($client->reveal())
       ->getQuery()
diff --git a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/StorageClientTestBase.php b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/StorageClientTestBase.php
index 1aa095977..09c69e09a 100644
--- a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/StorageClientTestBase.php
+++ b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/StorageClientTestBase.php
@@ -7,8 +7,8 @@
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Tests\helfi_paragraphs_news_list\Kernel\KernelTestBase;
 use Drupal\external_entities\ExternalEntityStorage;
-use Elasticsearch\Client;
-use Elasticsearch\Common\Exceptions\BadRequest400Exception;
+use Elastic\Elasticsearch\Client;
+use Elastic\Elasticsearch\Exception\ClientResponseException;
 use Prophecy\Argument;
 
 /**
@@ -27,7 +27,7 @@ abstract protected function getStorageName() : string;
   /**
    * Gets the SUT.
    *
-   * @param \Elasticsearch\Client $client
+   * @param \Elastic\Elasticsearch\Client $client
    *   The client mock.
    *
    * @return \Drupal\external_entities\ExternalEntityStorage
@@ -47,7 +47,7 @@ public function getSut(Client $client) : ExternalEntityStorage {
   public function testRequestException() : void {
     $client = $this->prophesize(Client::class);
     $client->search(Argument::any())
-      ->willThrow(new BadRequest400Exception('Message'));
+      ->willThrow(new ClientResponseException('Message'));
     $sut = $this->getSut($client->reveal());
     $this->assertEmpty($sut->loadMultiple([123]));
     $this->assertEmpty($sut->getQuery()->accessCheck(FALSE)->execute());
diff --git a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/TermStorageClientTestBase.php b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/TermStorageClientTestBase.php
index 09f8bebda..32e41badf 100644
--- a/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/TermStorageClientTestBase.php
+++ b/modules/helfi_paragraphs_news_list/tests/src/Kernel/ExternalEntityStorage/TermStorageClientTestBase.php
@@ -5,7 +5,7 @@
 namespace Drupal\Tests\helfi_paragraphs_news_list\Kernel\ExternalEntityStorage;
 
 use Drupal\helfi_paragraphs_news_list\Entity\ExternalEntity\Term;
-use Elasticsearch\Client;
+use Elastic\Elasticsearch\Client;
 use Prophecy\Argument;
 
 /**
@@ -28,7 +28,7 @@ public function testLoadMultiple() : void {
     $client = $this->prophesize(Client::class);
     $client->search(Argument::any())
       ->shouldBeCalled()
-      ->willReturn([], [
+      ->willReturn($this->createElasticsearchResponse([]), $this->createElasticsearchResponse([
         'hits' => [
           'hits' => [
             // Working item.
@@ -48,7 +48,7 @@ public function testLoadMultiple() : void {
             ],
           ],
         ],
-      ]);
+      ]));
     $client->search(Argument::any())
       ->shouldBeCalled();
     $sut = $this->getSut($client->reveal());
@@ -85,7 +85,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     // Test sort.
     $client->search([
       'index' => 'news_terms',
@@ -103,7 +103,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     // Test filters.
     $client->search([
       'index' => 'news_terms',
@@ -134,7 +134,7 @@ public function testQuery(): void {
       ],
     ])
       ->shouldBeCalled()
-      ->willReturn([]);
+      ->willReturn($this->createElasticsearchResponse([]));
     $this->getSut($client->reveal())
       ->getQuery()
       ->accessCheck(FALSE)
diff --git a/modules/helfi_paragraphs_news_list/tests/src/Kernel/KernelTestBase.php b/modules/helfi_paragraphs_news_list/tests/src/Kernel/KernelTestBase.php
index ec4d1e0de..6ca07884f 100644
--- a/modules/helfi_paragraphs_news_list/tests/src/Kernel/KernelTestBase.php
+++ b/modules/helfi_paragraphs_news_list/tests/src/Kernel/KernelTestBase.php
@@ -4,12 +4,14 @@
 
 namespace Drupal\Tests\helfi_paragraphs_news_list\Kernel;
 
+use DG\BypassFinals;
 use Drupal\KernelTests\KernelTestBase as CoreKernelTestBase;
+use Elastic\Elasticsearch\Response\Elasticsearch;
 
 /**
  * Kernel test base for news feed list tests.
  */
-class KernelTestBase extends CoreKernelTestBase {
+abstract class KernelTestBase extends CoreKernelTestBase {
 
   /**
    * {@inheritdoc}
@@ -33,6 +35,9 @@ class KernelTestBase extends CoreKernelTestBase {
    * {@inheritdoc}
    */
   protected function setUp(): void {
+    // https://github.com/elastic/elasticsearch-php/issues/1227.
+    BypassFinals::enable();
+
     parent::setUp();
     $this->installConfig(['system', 'paragraphs', 'external_entities']);
     $this->installEntitySchema('user');
@@ -46,4 +51,16 @@ protected function setUp(): void {
     $this->installConfig('paragraphs');
   }
 
+  /**
+   * Mocks elasticsearch response.
+   *
+   * @param array $response
+   *   Response as an array.
+   */
+  protected function createElasticsearchResponse(array $response): Elasticsearch {
+    $mock = $this->prophesize(Elasticsearch::class);
+    $mock->asArray()->willReturn($response);
+    return $mock->reveal();
+  }
+
 }
diff --git a/modules/helfi_paragraphs_news_list/tests/src/Unit/ClientBuilderTest.php b/modules/helfi_paragraphs_news_list/tests/src/Unit/ClientBuilderTest.php
index fe33c1eed..06ac9e64a 100644
--- a/modules/helfi_paragraphs_news_list/tests/src/Unit/ClientBuilderTest.php
+++ b/modules/helfi_paragraphs_news_list/tests/src/Unit/ClientBuilderTest.php
@@ -8,12 +8,12 @@
 use Drupal\Tests\helfi_api_base\Traits\EnvironmentResolverTrait;
 use Drupal\helfi_api_base\Environment\EnvironmentResolver;
 use Drupal\helfi_paragraphs_news_list\ClientBuilder;
-use Elasticsearch\Client;
+use Elastic\Elasticsearch\Client;
 
 /**
  * Tests elastic client builder.
  *
- * @group helfi_api_base
+ * @group helfi_paragraphs_news_list
  */
 class ClientBuilderTest extends UnitTestCase {
 
diff --git a/modules/helfi_react_search/helfi_react_search.services.yml b/modules/helfi_react_search/helfi_react_search.services.yml
index 384cd6280..10c33c387 100644
--- a/modules/helfi_react_search/helfi_react_search.services.yml
+++ b/modules/helfi_react_search/helfi_react_search.services.yml
@@ -16,4 +16,3 @@ services:
       - { timeout: '%helfi_react_search.request_timeout%' }
 
   Drupal\helfi_react_search\LinkedEvents: ~
-  Drupal\helfi_react_search\EventSubscriber\ElasticIndexSubscriber: ~
diff --git a/modules/helfi_react_search/src/EventSubscriber/ElasticIndexSubscriber.php b/modules/helfi_react_search/src/EventSubscriber/ElasticIndexSubscriber.php
deleted file mode 100644
index 0cda6d4ed..000000000
--- a/modules/helfi_react_search/src/EventSubscriber/ElasticIndexSubscriber.php
+++ /dev/null
@@ -1,77 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Drupal\helfi_react_search\EventSubscriber;
-
-use Drupal\elasticsearch_connector\Event\PrepareIndexMappingEvent;
-use Symfony\Component\EventDispatcher\EventSubscriberInterface;
-
-/**
- * Subscribe to Elastic indexing events for needed changes.
- */
-class ElasticIndexSubscriber implements EventSubscriberInterface {
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function getSubscribedEvents(): array {
-    if (!class_exists('Drupal\elasticsearch_connector\Event\PrepareIndexMappingEvent')) {
-      return [];
-    }
-
-    return [
-      PrepareIndexMappingEvent::PREPARE_INDEX_MAPPING => [['stripBoost'], ['addCoordinatesField']],
-    ];
-  }
-
-  /**
-   * Iterate over fields and remove any boosts.
-   *
-   * Search API wants to index fields with 'boost' parameter.
-   * Index-time boosting has been deprecated in newer Elasticsearch versions.
-   * This subscriber strips boost from mapping to prevent errors.
-   *
-   * @param \Drupal\elasticsearch_connector\Event\PrepareIndexMappingEvent $event
-   *   Event emitted by elasticsearch_connector.
-   */
-  public function stripBoost(PrepareIndexMappingEvent $event): void {
-    /** @var array $params */
-    $params = $event->getIndexMappingParams();
-
-    // Bail if nothing to check against.
-    if (!isset($params['body']['properties'])) {
-      return;
-    }
-
-    foreach ($params['body']['properties'] as $key => $property) {
-      if (isset($property['boost'])) {
-        unset($params['body']['properties'][$key]['boost']);
-      }
-    }
-
-    $event->setIndexMappingParams($params);
-  }
-
-  /**
-   * Set mapping for unit's coordinates as geo_point field.
-   *
-   * @param \Drupal\elasticsearch_connector\Event\PrepareIndexMappingEvent $event
-   *   Event emitted by elasticsearch_connector.
-   */
-  public function addCoordinatesField(PrepareIndexMappingEvent $event): void {
-    /** @var array $params */
-    $params = $event->getIndexMappingParams();
-
-    if ($params['index'] !== 'schools' && $params['index'] !== 'health_stations') {
-      return;
-    }
-
-    $params['body']['properties']['coordinates'] = [
-      'type' => 'geo_point',
-    ];
-
-    $event->setIndexMappingParams($params);
-  }
-
-}
diff --git a/src/Plugin/search_api/data_type/LocationDataType.php b/src/Plugin/search_api/data_type/LocationDataType.php
new file mode 100644
index 000000000..ce66c71f3
--- /dev/null
+++ b/src/Plugin/search_api/data_type/LocationDataType.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Drupal\helfi_platform_config\Plugin\search_api\data_type;
+
+use Drupal\search_api\DataType\DataTypePluginBase;
+
+/**
+ * Provides a string data type.
+ *
+ * @SearchApiDataType(
+ *   id = "location",
+ *   label = @Translation("Location"),
+ *   description = @Translation("Elasticsearch geo_point type."),
+ *   default = "true"
+ * )
+ */
+class LocationDataType extends DataTypePluginBase {
+}