diff --git a/src/core/server/elasticsearch/client/cluster_client.ts b/src/core/server/elasticsearch/client/cluster_client.ts
index 09b577088e8a33..d9a0e6fe3f2384 100644
--- a/src/core/server/elasticsearch/client/cluster_client.ts
+++ b/src/core/server/elasticsearch/client/cluster_client.ts
@@ -22,7 +22,7 @@ import { Logger } from '../../logging';
 import { GetAuthHeaders, isRealRequest, Headers } from '../../http';
 import { ensureRawRequest, filterHeaders } from '../../http/router';
 import { ScopeableRequest } from '../types';
-import { ElasticSearchClient } from './types';
+import { ElasticsearchClient } from './types';
 import { configureClient } from './configure_client';
 import { ElasticsearchClientConfig } from './client_config';
 import { ScopedClusterClient, IScopedClusterClient } from './scoped_cluster_client';
@@ -38,9 +38,9 @@ const noop = () => undefined;
  **/
 export interface IClusterClient {
   /**
-   * A {@link ElasticSearchClient | client} to be used to query the ES cluster on behalf of the Kibana internal user
+   * A {@link ElasticsearchClient | client} to be used to query the ES cluster on behalf of the Kibana internal user
    */
-  readonly asInternalUser: ElasticSearchClient;
+  readonly asInternalUser: ElasticsearchClient;
   /**
    * Creates a {@link IScopedClusterClient | scoped cluster client} bound to given {@link ScopeableRequest | request}
    */
diff --git a/src/core/server/elasticsearch/client/index.ts b/src/core/server/elasticsearch/client/index.ts
index 1a2f1f013d69f6..18e84482024ca1 100644
--- a/src/core/server/elasticsearch/client/index.ts
+++ b/src/core/server/elasticsearch/client/index.ts
@@ -17,7 +17,7 @@
  * under the License.
  */
 
-export { ElasticSearchClient } from './types';
+export { ElasticsearchClient } from './types';
 export { IScopedClusterClient, ScopedClusterClient } from './scoped_cluster_client';
 export { ElasticsearchClientConfig } from './client_config';
 export { IClusterClient, ICustomClusterClient, ClusterClient } from './cluster_client';
diff --git a/src/core/server/elasticsearch/client/mocks.ts b/src/core/server/elasticsearch/client/mocks.ts
index 36cc27a5ba3ee9..75644435a7f2a7 100644
--- a/src/core/server/elasticsearch/client/mocks.ts
+++ b/src/core/server/elasticsearch/client/mocks.ts
@@ -19,7 +19,7 @@
 
 import { Client, ApiResponse } from '@elastic/elasticsearch';
 import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';
-import { ElasticSearchClient } from './types';
+import { ElasticsearchClient } from './types';
 import { ICustomClusterClient } from './cluster_client';
 
 const createInternalClientMock = (): DeeplyMockedKeys<Client> => {
@@ -63,7 +63,7 @@ const createInternalClientMock = (): DeeplyMockedKeys<Client> => {
   return (client as unknown) as DeeplyMockedKeys<Client>;
 };
 
-export type ElasticSearchClientMock = DeeplyMockedKeys<ElasticSearchClient>;
+export type ElasticSearchClientMock = DeeplyMockedKeys<ElasticsearchClient>;
 
 const createClientMock = (): ElasticSearchClientMock =>
   (createInternalClientMock() as unknown) as ElasticSearchClientMock;
diff --git a/src/core/server/elasticsearch/client/scoped_cluster_client.ts b/src/core/server/elasticsearch/client/scoped_cluster_client.ts
index 51a51db190c2d1..1af7948a65e168 100644
--- a/src/core/server/elasticsearch/client/scoped_cluster_client.ts
+++ b/src/core/server/elasticsearch/client/scoped_cluster_client.ts
@@ -17,7 +17,7 @@
  * under the License.
  */
 
-import { ElasticSearchClient } from './types';
+import { ElasticsearchClient } from './types';
 
 /**
  * Serves the same purpose as the normal {@link ClusterClient | cluster client} but exposes
@@ -29,21 +29,21 @@ import { ElasticSearchClient } from './types';
  **/
 export interface IScopedClusterClient {
   /**
-   * A {@link ElasticSearchClient | client} to be used to query the elasticsearch cluster
+   * A {@link ElasticsearchClient | client} to be used to query the elasticsearch cluster
    * on behalf of the internal Kibana user.
    */
-  readonly asInternalUser: ElasticSearchClient;
+  readonly asInternalUser: ElasticsearchClient;
   /**
-   * A {@link ElasticSearchClient | client} to be used to query the elasticsearch cluster
+   * A {@link ElasticsearchClient | client} to be used to query the elasticsearch cluster
    * on behalf of the user that initiated the request to the Kibana server.
    */
-  readonly asCurrentUser: ElasticSearchClient;
+  readonly asCurrentUser: ElasticsearchClient;
 }
 
 /** @internal **/
 export class ScopedClusterClient implements IScopedClusterClient {
   constructor(
-    public readonly asInternalUser: ElasticSearchClient,
-    public readonly asCurrentUser: ElasticSearchClient
+    public readonly asInternalUser: ElasticsearchClient,
+    public readonly asCurrentUser: ElasticsearchClient
   ) {}
 }
diff --git a/src/core/server/elasticsearch/client/types.ts b/src/core/server/elasticsearch/client/types.ts
index 6e93c2dddaa224..934120c330e920 100644
--- a/src/core/server/elasticsearch/client/types.ts
+++ b/src/core/server/elasticsearch/client/types.ts
@@ -29,7 +29,7 @@ import type {
  *
  * @public
  */
-export type ElasticSearchClient = Omit<
+export type ElasticsearchClient = Omit<
   Client,
   'connectionPool' | 'transport' | 'serializer' | 'extend' | 'helpers' | 'child' | 'close'
 > & {
diff --git a/src/core/server/elasticsearch/index.ts b/src/core/server/elasticsearch/index.ts
index c5ee9f5e3d17b0..8bb77b5dfdee07 100644
--- a/src/core/server/elasticsearch/index.ts
+++ b/src/core/server/elasticsearch/index.ts
@@ -34,6 +34,6 @@ export {
   IClusterClient,
   ICustomClusterClient,
   ElasticsearchClientConfig,
-  ElasticSearchClient,
+  ElasticsearchClient,
   IScopedClusterClient,
 } from './client';