diff --git a/src/plugins/data/common/search/search_source/search_source.test.ts b/src/plugins/data/common/search/search_source/search_source.test.ts
index 04b3526ea34a9..9fe9a335296c3 100644
--- a/src/plugins/data/common/search/search_source/search_source.test.ts
+++ b/src/plugins/data/common/search/search_source/search_source.test.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { of } from 'rxjs';
+import { of, throwError } from 'rxjs';
 import { GetConfigFn } from '../../types';
 import { IndexPattern } from '../..';
 import { SearchSource, SearchSourceDependencies, SortDirection } from './';
@@ -1153,7 +1153,7 @@ describe('SearchSource', () => {
           },
         };
 
-        searchSourceDependencies.search = jest.fn().mockReturnValue(of(Promise.reject('aaaaa')));
+        searchSourceDependencies.search = jest.fn().mockReturnValue(throwError('aaaaa'));
 
         searchSource = new SearchSource({}, searchSourceDependencies);
         searchSource.setField('index', indexPattern);
diff --git a/src/plugins/data/server/search/search_service.test.ts b/src/plugins/data/server/search/search_service.test.ts
index 1278c08b59713..d8fc180ea1781 100644
--- a/src/plugins/data/server/search/search_service.test.ts
+++ b/src/plugins/data/server/search/search_service.test.ts
@@ -38,10 +38,8 @@ describe('Search service', () => {
   let mockCoreStart: MockedKeys<CoreStart>;
 
   beforeEach(() => {
-    const mockLogger: any = {
-      debug: () => {},
-    };
     const context = coreMock.createPluginInitializerContext({});
+    const mockLogger = context.logger.get();
     context.config.create = jest.fn().mockImplementation(() => {
       return of({
         search: {