diff --git a/src/core/aws-web.core.ts b/src/core/aws-web.core.ts
index c2d8fda..98b066d 100644
--- a/src/core/aws-web.core.ts
+++ b/src/core/aws-web.core.ts
@@ -3,7 +3,7 @@ import { AWSStorageService, USE_X_LEMON_IDENTITY_KEY } from '../token-storage';
 import { calcSignature, LoggerService } from '../utils';
 import { AxiosRequestConfig, AxiosResponse } from 'axios';
 import { AWSHttpRequestBuilder } from '../http';
-import AWS from 'aws-sdk/global';
+import AWS from 'aws-sdk/global.js';
 
 /**
  * AWSWebCore class implements AWS-based operations for Lemoncloud authentication logic
diff --git a/src/http/aws-http-request.builder.ts b/src/http/aws-http-request.builder.ts
index 40f6ca1..6892753 100644
--- a/src/http/aws-http-request.builder.ts
+++ b/src/http/aws-http-request.builder.ts
@@ -1,7 +1,7 @@
 import axios, { AxiosHeaders, AxiosInstance, AxiosRequestConfig, AxiosResponse } from 'axios';
 import { Body, Headers, HttpRequestData, Params } from '../types';
 import { AWSStorageService, REGION_KEY, USE_X_LEMON_IDENTITY_KEY } from '../token-storage';
-import AWS from 'aws-sdk/global';
+import AWS from 'aws-sdk/global.js';
 import { sigV4Client } from '../vendor';
 import { isEmptyObject, LoggerService } from '../utils';