diff --git a/package.json b/package.json
index 914855a21a699..a365302acab78 100644
--- a/package.json
+++ b/package.json
@@ -96,7 +96,7 @@
     "@elastic/apm-rum-react": "^1.2.5",
     "@elastic/charts": "28.2.0",
     "@elastic/datemath": "link:bazel-bin/packages/elastic-datemath/npm_module",
-    "@elastic/elasticsearch": "npm:@elastic/elasticsearch-canary@7.13.0-canary.1",
+    "@elastic/elasticsearch": "npm:@elastic/elasticsearch-canary@7.13.0-canary.4",
     "@elastic/ems-client": "7.13.0",
     "@elastic/eui": "32.1.0",
     "@elastic/filesaver": "1.1.2",
diff --git a/packages/kbn-es-archiver/src/lib/indices/delete_index.ts b/packages/kbn-es-archiver/src/lib/indices/delete_index.ts
index 2a42d52e2ca80..c9a234da3c17a 100644
--- a/packages/kbn-es-archiver/src/lib/indices/delete_index.ts
+++ b/packages/kbn-es-archiver/src/lib/indices/delete_index.ts
@@ -120,7 +120,7 @@ export async function waitForSnapshotCompletion(
       }
     );
 
-    return inProgressSnapshots;
+    return inProgressSnapshots ?? [];
   };
 
   const { body: repositoryMap } = await client.snapshot.getRepository({} as any);
diff --git a/src/core/server/saved_objects/migrations/core/elastic_index.test.ts b/src/core/server/saved_objects/migrations/core/elastic_index.test.ts
index 1d2ec6abc0dd1..f1f0e2f9559f9 100644
--- a/src/core/server/saved_objects/migrations/core/elastic_index.test.ts
+++ b/src/core/server/saved_objects/migrations/core/elastic_index.test.ts
@@ -40,7 +40,7 @@ describe('ElasticIndex', () => {
         return elasticsearchClientMock.createSuccessTransportRequestPromise({
           [index]: {
             aliases: { foo: index },
-            mappings: { dynamic: 'strict', properties: { a: 'b' } },
+            mappings: { dynamic: 'strict', properties: { a: { type: 'flattened' } } },
             settings: {},
           },
         } as estypes.GetIndexResponse);
@@ -49,7 +49,7 @@ describe('ElasticIndex', () => {
       const info = await Index.fetchInfo(client, '.baz');
       expect(info).toEqual({
         aliases: { foo: '.baz' },
-        mappings: { dynamic: 'strict', properties: { a: 'b' } },
+        mappings: { dynamic: 'strict', properties: { a: { type: 'flattened' } } },
         exists: true,
         indexName: '.baz',
         settings: {},
diff --git a/src/core/server/saved_objects/migrations/core/elastic_index.ts b/src/core/server/saved_objects/migrations/core/elastic_index.ts
index 460aabbc77415..e8d083fe2759a 100644
--- a/src/core/server/saved_objects/migrations/core/elastic_index.ts
+++ b/src/core/server/saved_objects/migrations/core/elastic_index.ts
@@ -261,7 +261,7 @@ export async function createIndex(
   mappings?: IndexMapping
 ) {
   await client.indices.create({
-    body: { mappings, settings },
+    body: { mappings: mappings as estypes.TypeMapping, settings },
     index,
   });
 }
@@ -283,7 +283,7 @@ export async function convertToAlias(
   script?: string
 ) {
   await client.indices.create({
-    body: { mappings: info.mappings, settings },
+    body: { mappings: info.mappings as estypes.TypeMapping, settings },
     index: info.indexName,
   });
 
@@ -406,7 +406,6 @@ async function reindex(
       task_id: String(task),
     });
 
-    // @ts-expect-error @elastic/elasticsearch GetTaskResponse doesn't contain `error` property
     const e = body.error;
     if (e) {
       throw new Error(`Re-index failed [${e.type}] ${e.reason} :: ${JSON.stringify(e)}`);
diff --git a/src/core/server/saved_objects/migrations/kibana/kibana_migrator.test.ts b/src/core/server/saved_objects/migrations/kibana/kibana_migrator.test.ts
index 221e78e3e12e2..c6d727bc63530 100644
--- a/src/core/server/saved_objects/migrations/kibana/kibana_migrator.test.ts
+++ b/src/core/server/saved_objects/migrations/kibana/kibana_migrator.test.ts
@@ -15,6 +15,7 @@ import { loggingSystemMock } from '../../../logging/logging_system.mock';
 import { SavedObjectTypeRegistry } from '../../saved_objects_type_registry';
 import { SavedObjectsType } from '../../types';
 import { DocumentMigrator } from '../core/document_migrator';
+
 jest.mock('../core/document_migrator', () => {
   return {
     // Create a mock for spying on the constructor
@@ -362,7 +363,11 @@ const mockV2MigrationOptions = () => {
     )
   );
   options.client.indices.addBlock.mockReturnValue(
-    elasticsearchClientMock.createSuccessTransportRequestPromise({ acknowledged: true })
+    elasticsearchClientMock.createSuccessTransportRequestPromise({
+      acknowledged: true,
+      shards_acknowledged: true,
+      indices: [],
+    })
   );
   options.client.reindex.mockReturnValue(
     elasticsearchClientMock.createSuccessTransportRequestPromise({
diff --git a/src/core/server/saved_objects/migrationsv2/actions/index.ts b/src/core/server/saved_objects/migrationsv2/actions/index.ts
index 02d3f8e21a510..00ff18a9b430c 100644
--- a/src/core/server/saved_objects/migrationsv2/actions/index.ts
+++ b/src/core/server/saved_objects/migrationsv2/actions/index.ts
@@ -21,6 +21,7 @@ import {
   catchRetryableEsClientErrors,
   RetryableEsClientError,
 } from './catch_retryable_es_client_errors';
+
 export type { RetryableEsClientError };
 
 /**
@@ -90,6 +91,7 @@ export interface IndexNotFound {
   type: 'index_not_found_exception';
   index: string;
 }
+
 /**
  * Sets a write block in place for the given index. If the response includes
  * `acknowledged: true` all in-progress writes have drained and no further
@@ -305,7 +307,7 @@ export const cloneIndex = (
 };
 
 interface WaitForTaskResponse {
-  error: Option.Option<{ type: string; reason: string; index: string }>;
+  error: Option.Option<{ type: string; reason: string; index?: string }>;
   completed: boolean;
   failures: Option.Option<any[]>;
   description?: string;
@@ -367,7 +369,6 @@ const waitForTask = (
       const failures = body.response?.failures ?? [];
       return Either.right({
         completed: body.completed,
-        // @ts-expect-error @elastic/elasticsearch GetTaskResponse doesn't declare `error` property
         error: Option.fromNullable(body.error),
         failures: failures.length > 0 ? Option.some(failures) : Option.none,
         description: body.task.description,
@@ -523,7 +524,7 @@ export const waitForReindexTask = flow(
         if (res.error.value.type === 'index_not_found_exception') {
           return TaskEither.left({
             type: 'index_not_found_exception' as const,
-            index: res.error.value.index,
+            index: res.error.value.index ?? 'unknown',
           });
         } else {
           throw new Error('Reindex failed with the following error:\n' + JSON.stringify(res.error));
@@ -720,7 +721,7 @@ export const createIndex = (
           // started
           timeout: DEFAULT_TIMEOUT,
           body: {
-            mappings,
+            mappings: mappings as estypes.TypeMapping,
             aliases: aliasesObject,
             settings: {
               index: {
@@ -813,7 +814,7 @@ export const updateAndPickupMappings = (
       .putMapping({
         index,
         timeout: DEFAULT_TIMEOUT,
-        body: mappings,
+        body: mappings as estypes.TypeMapping,
       })
       .then((res) => {
         // Ignore `acknowledged: false`. When the coordinating node accepts
@@ -842,6 +843,7 @@ export const updateAndPickupMappings = (
     })
   );
 };
+
 export interface SearchResponse {
   outdatedDocuments: SavedObjectsRawDoc[];
 }
diff --git a/src/core/server/saved_objects/service/lib/repository.ts b/src/core/server/saved_objects/service/lib/repository.ts
index c0e2cdc333363..ca6479ff0829a 100644
--- a/src/core/server/saved_objects/service/lib/repository.ts
+++ b/src/core/server/saved_objects/service/lib/repository.ts
@@ -665,7 +665,6 @@ export class SavedObjectsRepository {
     }
 
     const deleteDocNotFound = body.result === 'not_found';
-    // @ts-expect-error 'error' does not exist on type 'DeleteResponse'
     const deleteIndexNotFound = body.error && body.error.type === 'index_not_found_exception';
     if (deleteDocNotFound || deleteIndexNotFound) {
       // see "404s from missing index" above
@@ -1386,7 +1385,6 @@ export class SavedObjectsRepository {
       }
 
       const deleteDocNotFound = body.result === 'not_found';
-      // @ts-expect-error
       const deleteIndexNotFound = body.error && body.error.type === 'index_not_found_exception';
       if (deleteDocNotFound || deleteIndexNotFound) {
         // see "404s from missing index" above
@@ -1920,13 +1918,9 @@ export class SavedObjectsRepository {
     const {
       body,
       statusCode,
-    } = await this.client.openPointInTime<SavedObjectsOpenPointInTimeResponse>(
-      // @ts-expect-error @elastic/elasticsearch OpenPointInTimeRequest.index expected to accept string[]
-      esOptions,
-      {
-        ignore: [404],
-      }
-    );
+    } = await this.client.openPointInTime<SavedObjectsOpenPointInTimeResponse>(esOptions, {
+      ignore: [404],
+    });
     if (statusCode === 404) {
       throw SavedObjectsErrorHelpers.createGenericNotFoundError();
     }
diff --git a/yarn.lock b/yarn.lock
index 4e98d54dd4efa..85507c0c1c479 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1389,10 +1389,10 @@
   version "0.0.0"
   uid ""
 
-"@elastic/elasticsearch@npm:@elastic/elasticsearch-canary@7.13.0-canary.1":
-  version "7.13.0-canary.1"
-  resolved "https://registry.yarnpkg.com/@elastic/elasticsearch-canary/-/elasticsearch-canary-7.13.0-canary.1.tgz#53a8ddbaeaba77dc163aad972e56d6741c98858a"
-  integrity sha512-RqJxZyouL/lTN4EgBvN9xQKq0zUIzSUAks91q/UvM41XyATTeTa2e9+zxrK07JCi0R6l/xAlHrLglf1/LiJOyg==
+"@elastic/elasticsearch@npm:@elastic/elasticsearch-canary@7.13.0-canary.4":
+  version "7.13.0-canary.4"
+  resolved "https://registry.yarnpkg.com/@elastic/elasticsearch-canary/-/elasticsearch-canary-7.13.0-canary.4.tgz#10c321e6a268ffa2090d5b585fe5bf5e17ac840f"
+  integrity sha512-EIbT252HbTktRgYnJ06YXz+E6iRudhT6wBckOngAcycyfsjL8T8sVlE4EtyFKsgQUacjIEt2g7ZB43AJc4218Q==
   dependencies:
     debug "^4.3.1"
     hpagent "^0.1.1"