diff --git a/packages/client/js-client.web.standalone/package.json b/packages/client/js-client.web.standalone/package.json
index 94790a05..e8336478 100644
--- a/packages/client/js-client.web.standalone/package.json
+++ b/packages/client/js-client.web.standalone/package.json
@@ -27,7 +27,7 @@
     "@types/jest": "28.1.0",
     "jest": "28.1.0",
     "ts-jest": "28.0.2",
-    "js-base64": "3.7.2",
+    "js-base64": "3.7.5",
     "@rollup/plugin-inject": "5.0.3",
     "vite-plugin-replace": "0.1.1",
     "vite": "4.0.4",
diff --git a/packages/core/js-peer/jest.config.cjs b/packages/core/js-peer/jest.config.cjs
index 6ea1a606..aeb61cbc 100644
--- a/packages/core/js-peer/jest.config.cjs
+++ b/packages/core/js-peer/jest.config.cjs
@@ -1,16 +1,17 @@
 /** @type {import('ts-jest').JestConfigWithTsJest} */
 module.exports = {
     extensionsToTreatAsEsm: ['.ts'],
-    moduleNameMapper: {
-        '^(\\.{1,2}/.*)\\.js$': '$1',
+    "preset": "ts-jest/presets/default-esm",
+    "moduleNameMapper": {
+        "^(\\.{1,2}/.*)\\.js$": "$1"
     },
-    testPathIgnorePatterns: ['dist'],
-    transform: {
-        '^.+\\.tsx?$': [
-            'ts-jest',
+    "transform": {
+        "^.+\\.tsx?$": [
+            "ts-jest",
             {
-                useESM: true,
-            },
-        ],
-    },
+                "useESM": true
+            }
+        ]
+    }
+    
 };
diff --git a/packages/core/js-peer/package.json b/packages/core/js-peer/package.json
index 8fecc548..245d1222 100644
--- a/packages/core/js-peer/package.json
+++ b/packages/core/js-peer/package.json
@@ -38,7 +38,7 @@
     "@libp2p/peer-id-factory": "2.0.1",
     "@libp2p/interface-peer-id": "2.0.1",
     "@libp2p/interface-keys": "1.0.7",
-    "js-base64": "3.7.2",
+    "js-base64": "3.7.5",
     "it-length-prefixed": "8.0.4",
     "it-pipe": "2.0.5",
     "it-map": "2.0.0",
@@ -60,6 +60,6 @@
     "@types/uuid": "8.3.2",
     "@types/jest": "29.4.0",
     "jest": "29.4.1",
-    "ts-jest": "29.0.5"
+    "ts-jest": "next"
   }
 }
diff --git a/packages/core/js-peer/src/interfaces/index.ts b/packages/core/js-peer/src/interfaces/index.ts
index b93667c1..506a1a62 100644
--- a/packages/core/js-peer/src/interfaces/index.ts
+++ b/packages/core/js-peer/src/interfaces/index.ts
@@ -17,6 +17,7 @@
 import type { PeerIdB58 } from '@fluencelabs/interfaces';
 import type { JSONArray, JSONObject, LogLevel } from '@fluencelabs/marine-js/dist/types';
 import type { RunParameters, CallResultsArray, InterpreterResult } from '@fluencelabs/avm';
+// @ts-ignore
 import type { WorkerImplementation } from 'threads/dist/types/master';
 
 export type ParticleHandler = (particle: string) => void;
diff --git a/packages/core/js-peer/src/js-peer/__test__/unit/builtInHandler.spec.ts b/packages/core/js-peer/src/js-peer/__test__/unit/builtInHandler.spec.ts
index bbd6333b..e9009e83 100644
--- a/packages/core/js-peer/src/js-peer/__test__/unit/builtInHandler.spec.ts
+++ b/packages/core/js-peer/src/js-peer/__test__/unit/builtInHandler.spec.ts
@@ -1,10 +1,10 @@
 import { CallParams } from '@fluencelabs/interfaces';
 import { toUint8Array } from 'js-base64';
 import { CallServiceData } from '../../../interfaces/commonTypes.js';
-import { builtInServices } from '../../builtins/common.js';
 import { KeyPair } from '../../../keypair/index.js';
 import { Sig, defaultSigGuard } from '../../builtins/Sig.js';
 import { allowServiceFn } from '../../builtins/securityGuard.js';
+import { builtInServices } from '../../builtins/common.js';
 
 const a10b20 = `{
     "a": 10,
diff --git a/packages/core/js-peer/src/js-peer/ephemeral.ts b/packages/core/js-peer/src/js-peer/ephemeral.ts
index 2b6e7cb5..904dd015 100644
--- a/packages/core/js-peer/src/js-peer/ephemeral.ts
+++ b/packages/core/js-peer/src/js-peer/ephemeral.ts
@@ -3,9 +3,9 @@ import { FluenceConnection, ParticleHandler } from '../interfaces/index.js';
 import { fromBase64Sk } from '../keypair/index.js';
 import { FluencePeer } from './FluencePeer.js';
 import { MarineBackgroundRunner } from '../marine/worker/index.js';
-import { avmModuleLoader, controlModuleLoader } from './utilsForNode';
-import { marineLogFunction } from './utils';
-import { MarineBasedAvmRunner } from './avm';
+import { avmModuleLoader, controlModuleLoader } from './utilsForNode.js';
+import { marineLogFunction } from './utils.js';
+import { MarineBasedAvmRunner } from './avm.js';
 
 import log from 'loglevel';
 import { WorkerLoaderFromFs } from '../marine/deps-loader/node.js';
diff --git a/packages/core/js-peer/src/marine/deps-loader/common.ts b/packages/core/js-peer/src/marine/deps-loader/common.ts
index 4fa40b18..c290ad45 100644
--- a/packages/core/js-peer/src/marine/deps-loader/common.ts
+++ b/packages/core/js-peer/src/marine/deps-loader/common.ts
@@ -1,5 +1,7 @@
+// @ts-ignore
 import { BlobWorker } from 'threads';
 import { fromBase64, toUint8Array } from 'js-base64';
+// @ts-ignore
 import type { WorkerImplementation } from 'threads/dist/types/master';
 import { LazyLoader } from '../../interfaces/index.js';
 import { Buffer } from 'buffer';
diff --git a/packages/core/js-peer/src/marine/deps-loader/node.ts b/packages/core/js-peer/src/marine/deps-loader/node.ts
index b71e9057..38b68c47 100644
--- a/packages/core/js-peer/src/marine/deps-loader/node.ts
+++ b/packages/core/js-peer/src/marine/deps-loader/node.ts
@@ -1,7 +1,9 @@
 import { createRequire } from 'module';
 import { LazyLoader } from '../../interfaces/index.js';
 
+// @ts-ignore
 import type { WorkerImplementation } from 'threads/dist/types/master';
+// @ts-ignore
 import { Worker } from 'threads';
 import { Buffer } from 'buffer';
 import * as fs from 'fs';
diff --git a/packages/core/js-peer/src/marine/worker-script/index.ts b/packages/core/js-peer/src/marine/worker-script/index.ts
index 43226595..5f913ef9 100644
--- a/packages/core/js-peer/src/marine/worker-script/index.ts
+++ b/packages/core/js-peer/src/marine/worker-script/index.ts
@@ -17,7 +17,9 @@
 import { MarineService } from '@fluencelabs/marine-js/dist/MarineService';
 import type { Env, MarineServiceConfig } from '@fluencelabs/marine-js/dist/config';
 import type { JSONArray, JSONObject, LogMessage } from '@fluencelabs/marine-js/dist/types';
+// @ts-ignore
 import { Observable, Subject } from 'threads/observable';
+// @ts-ignore
 import { expose } from 'threads/worker';
 
 let marineServices = new Map<string, MarineService>();
diff --git a/packages/core/js-peer/src/marine/worker-script/workerLoader.ts b/packages/core/js-peer/src/marine/worker-script/workerLoader.ts
index 7a400e39..5c26226d 100644
--- a/packages/core/js-peer/src/marine/worker-script/workerLoader.ts
+++ b/packages/core/js-peer/src/marine/worker-script/workerLoader.ts
@@ -1,6 +1,8 @@
 import { LazyLoader } from '../../interfaces/index.js';
 
+// @ts-ignore
 import type { WorkerImplementation } from 'threads/dist/types/master';
+// @ts-ignore
 import { Worker } from 'threads';
 
 export class WorkerLoader extends LazyLoader<WorkerImplementation> {
diff --git a/packages/core/js-peer/src/marine/worker/index.ts b/packages/core/js-peer/src/marine/worker/index.ts
index f36d4c98..c6cb9c61 100644
--- a/packages/core/js-peer/src/marine/worker/index.ts
+++ b/packages/core/js-peer/src/marine/worker/index.ts
@@ -18,7 +18,9 @@ import type { JSONArray, JSONObject, LogLevel } from '@fluencelabs/marine-js/dis
 import { LogFunction, logLevelToEnv } from '@fluencelabs/marine-js/dist/types';
 import type { IMarine, IWorkerLoader, IWasmLoader } from '../../interfaces/index.js';
 import type { MarineBackgroundInterface } from '../worker-script/index.js';
+// @ts-ignore
 import { spawn, Thread } from 'threads';
+// @ts-ignore
 import type { ModuleThread } from 'threads';
 
 export class MarineBackgroundRunner implements IMarine {
diff --git a/packages/core/js-peer/tsconfig.json b/packages/core/js-peer/tsconfig.json
index eb76f9fe..8c5f23b0 100644
--- a/packages/core/js-peer/tsconfig.json
+++ b/packages/core/js-peer/tsconfig.json
@@ -2,8 +2,9 @@
     "extends": "../../../tsconfig.json",
     "compilerOptions": {
         "outDir": "./dist",
-        "moduleResolution": "node"
+        "moduleResolution": "nodenext"
     },
     "include": ["src/**/*"],
-    "exclude": ["node_modules", "dist"]
+    "exclude": ["node_modules", "dist"],
+    "esModuleInterop": true
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 301d3148..f119474e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -123,7 +123,7 @@ importers:
       '@types/node': 16.11.59
       buffer: 6.0.3
       jest: 28.1.0
-      js-base64: 3.7.2
+      js-base64: 3.7.5
       process: 0.11.10
       ts-jest: 28.0.2
       vite: 4.0.4
@@ -140,7 +140,7 @@ importers:
       '@types/jest': 28.1.0
       '@types/node': 16.11.59
       jest: 28.1.0_@types+node@16.11.59
-      js-base64: 3.7.2
+      js-base64: 3.7.5
       ts-jest: 28.0.2_byf75w6xilfwy3ncjzlldwxox4
       vite: 4.0.4_@types+node@16.11.59
       vite-plugin-replace: 0.1.1_vite@4.0.4
@@ -192,13 +192,13 @@ importers:
       it-map: 2.0.0
       it-pipe: 2.0.5
       jest: 29.4.1
-      js-base64: 3.7.2
+      js-base64: 3.7.5
       libp2p: 0.42.2
       loglevel: 1.8.1
       multiformats: 11.0.1
       rxjs: 7.5.5
       threads: 1.7.0
-      ts-jest: 29.0.5
+      ts-jest: next
       ts-pattern: 3.3.3
       uint8arrays: 4.0.3
       uuid: 8.3.2
@@ -223,7 +223,7 @@ importers:
       it-length-prefixed: 8.0.4
       it-map: 2.0.0
       it-pipe: 2.0.5
-      js-base64: 3.7.2
+      js-base64: 3.7.5
       libp2p: 0.42.2
       loglevel: 1.8.1
       multiformats: 11.0.1
@@ -241,7 +241,7 @@ importers:
       '@types/jest': 29.4.0
       '@types/uuid': 8.3.2
       jest: 29.4.1
-      ts-jest: 29.0.5_knhdxpg4pvwuf6vrybjt5d2q5i
+      ts-jest: 29.0.0-next.1_knhdxpg4pvwuf6vrybjt5d2q5i
 
 packages:
 
@@ -10331,12 +10331,8 @@ packages:
       - ts-node
     dev: true
 
-  /js-base64/3.7.2:
-    resolution: {integrity: sha512-NnRs6dsyqUXejqk/yv2aiXlAvOs56sLkX6nUdeaNezI5LFFLlsZjOThmwnrcwh5ZZRwZlCMnVAY3CvhIhoVEKQ==}
-
   /js-base64/3.7.5:
     resolution: {integrity: sha512-3MEt5DTINKqfScXKfJFrRbxkrnk2AxPWGBL/ycjz4dK8iqiSJ06UxD8jh8xuh6p10TX4t2+7FsBYVxxQbMg+qA==}
-    dev: true
 
   /js-sdsl/4.3.0:
     resolution: {integrity: sha512-mifzlm2+5nZ+lEcLJMoBK0/IH/bDg8XnJfd/Wq6IP+xoCjLZsTOnV2QpxlVbX9bMnkl5PdEjNtBJ9Cj1NjifhQ==}
@@ -14497,8 +14493,8 @@ packages:
       yargs-parser: 20.2.9
     dev: true
 
-  /ts-jest/29.0.5_knhdxpg4pvwuf6vrybjt5d2q5i:
-    resolution: {integrity: sha512-PL3UciSgIpQ7f6XjVOmbi96vmDHUqAyqDr8YxzopDqX3kfgYtX1cuNeBjP+L9sFXi6nzsGGA6R3fP3DDDJyrxA==}
+  /ts-jest/29.0.0-next.1_knhdxpg4pvwuf6vrybjt5d2q5i:
+    resolution: {integrity: sha512-bVo2GDuJiV+cWEYB72tdz2Ips4JDKa04bcKikPULxxUHT4fsoY1zB2zvsrJym18qrFpXyVrIdgJFLfEx2YTkbg==}
     engines: {node: ^14.15.0 || ^16.10.0 || >=18.0.0}
     hasBin: true
     peerDependencies:
diff --git a/tsconfig.json b/tsconfig.json
index b5bac564..016ecc54 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,6 +8,7 @@
         "strict": true,
         "forceConsistentCasingInFileNames": true,
         "allowJs": true,
+        "esModuleInterop": true,
         "declaration": true,
         "moduleResolution": "nodenext"
     }