diff --git a/babel.config.js b/babel.config.js
index a6f2a5127..104cfdbd1 100644
--- a/babel.config.js
+++ b/babel.config.js
@@ -1,4 +1,5 @@
 const isTest = process.env.APP_ENV === 'test';
+const isMocked = Boolean(process.env.APP_MOCKED_CLIENT);
 
 module.exports = {
   presets: [
@@ -16,6 +17,6 @@ module.exports = {
     '@babel/plugin-transform-class-properties',
     '@babel/plugin-syntax-nullish-coalescing-operator',
     '@babel/plugin-transform-logical-assignment-operators',
-    ...(isTest ? ['babel-plugin-transform-import-meta'] : []),
+    ...(isTest && !isMocked ? ['babel-plugin-transform-import-meta'] : []),
   ],
 };
diff --git a/src/lib/gramjs/client/MockClient.ts b/src/lib/gramjs/client/MockClient.ts
index a6ddf2b52..0623e3141 100644
--- a/src/lib/gramjs/client/MockClient.ts
+++ b/src/lib/gramjs/client/MockClient.ts
@@ -1,24 +1,26 @@
 import BigInt from 'big-integer';
-import type { MockTypes } from './mockUtils/MockTypes';
-import type { DownloadFileParams } from './downloadFile';
 
+import type { DownloadFileParams } from './downloadFile';
+import type { MockTypes } from './mockUtils/MockTypes';
+
+import { GENERAL_TOPIC_ID } from '../../../config';
 import { UpdateConnectionState } from '../network';
 import Api from '../tl/api';
-import createMockedUser from './mockUtils/createMockedUser';
-import createMockedDialog from './mockUtils/createMockedDialog';
+import createMockedAvailableReaction from './mockUtils/createMockedAvailableReaction';
 import createMockedChannel from './mockUtils/createMockedChannel';
 import createMockedChat from './mockUtils/createMockedChat';
-import createMockedMessage from './mockUtils/createMockedMessage';
-import getIdFromInputPeer from './mockUtils/getIdFromInputPeer';
-import createMockedAvailableReaction from './mockUtils/createMockedAvailableReaction';
-import MockSender from './MockSender';
-import { downloadFile } from './downloadFile';
-import getDocumentIdFromLocation from './mockUtils/getDocumentIdFromLocation';
+import createMockedDialog from './mockUtils/createMockedDialog';
 import createMockedDialogFilter from './mockUtils/createMockedDialogFilter';
-import createMockedTypePeer from './mockUtils/createMockedTypePeer';
 import createMockedForumTopic from './mockUtils/createMockedForumTopic';
-import { GENERAL_TOPIC_ID } from '../../../config';
 import createMockedJSON from './mockUtils/createMockedJSON';
+import createMockedMessage from './mockUtils/createMockedMessage';
+import createMockedTypePeer from './mockUtils/createMockedTypePeer';
+import createMockedUser from './mockUtils/createMockedUser';
+import getDocumentIdFromLocation from './mockUtils/getDocumentIdFromLocation';
+import getIdFromInputPeer from './mockUtils/getIdFromInputPeer';
+import { downloadFile } from './downloadFile';
+
+import MockSender from './MockSender';
 
 const sizeTypes = ['u', 'v', 'w', 'y', 'd', 'x', 'c', 'm', 'b', 'a', 's', 'f'];
 
@@ -404,6 +406,16 @@ class TelegramClient {
         return undefined;
     }
 
+    public setPingCallback() {}
+
+    public setShouldDebugExportedSenders() {}
+
+    public isConnected() {
+        return true;
+    }
+
+    public releaseExportedSender() {}
+
     private getMessagesFrom(chatId: string) {
         return this.mockData.messages[chatId].map((message) => createMockedMessage(chatId, message.id, this.mockData));
     }