diff --git a/package-lock.json b/package-lock.json
index ab473eada..079a6d685 100755
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "sunbird-sdk",
-  "version": "2.7.19",
+  "version": "2.7.20",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2065,7 +2065,7 @@
         },
         "util": {
           "version": "0.10.3",
-          "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
+          "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
           "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
           "dev": true,
           "requires": {
@@ -3297,7 +3297,7 @@
     },
     "diffie-hellman": {
       "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
+      "resolved": "http://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
       "integrity": "sha512-kqag/Nl+f3GwyK25fhUMYj81BUOrZ9IuJsjIcDE5icNM9FJHAVm3VcUDxdLPoQtTuUylWm6ZIknYJwwaPxsUzg==",
       "dev": true,
       "requires": {
@@ -9536,7 +9536,7 @@
     },
     "sha.js": {
       "version": "2.4.11",
-      "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+      "resolved": "http://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
       "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
       "dev": true,
       "requires": {
@@ -10621,7 +10621,7 @@
     },
     "tty-browserify": {
       "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.0.tgz",
       "integrity": "sha1-oVe6QC2iTpv5V/mqadUk7tQpAaY=",
       "dev": true
     },
diff --git a/package.json b/package.json
index 4efc680a5..19ff36b61 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sunbird-sdk",
-  "version": "2.7.19",
+  "version": "2.7.20",
   "description": "Heart of the sunbird mobile app.",
   "main": "dist/index.js",
   "scripts": {
diff --git a/src/auth/util/auth-util.spec.ts b/src/auth/util/auth-util.spec.ts
index 66677180a..9ea6e9193 100644
--- a/src/auth/util/auth-util.spec.ts
+++ b/src/auth/util/auth-util.spec.ts
@@ -1,5 +1,5 @@
 import {AuthUtil} from './auth-util';
-import {ApiConfig, ApiService, Response, ResponseCode, HttpServerError} from '../../api';
+import {ApiConfig, ApiService, Response, ResponseCode, HttpClientError} from '../../api';
 import {anyString, anything, instance, objectContaining, reset, verify, when} from 'ts-mockito';
 import {SharedPreferences} from '../../util/shared-preferences';
 import {EventNamespace, EventsBusService} from '../../events-bus';
@@ -267,7 +267,7 @@ describe('AuthUtil', () => {
       // arrange
       const mockApConfig: ApiConfig = {} as Partial<ApiConfig> as ApiConfig;
 
-      const badRequestError = new HttpServerError('', (() => {
+      const badRequestError = new HttpClientError('', (() => {
         const res = new Response();
         res.responseCode = ResponseCode.HTTP_BAD_REQUEST;
         return res;
diff --git a/src/auth/util/auth-util.ts b/src/auth/util/auth-util.ts
index aa7483709..1ef6561a3 100644
--- a/src/auth/util/auth-util.ts
+++ b/src/auth/util/auth-util.ts
@@ -1,4 +1,4 @@
-import {ApiConfig, ApiService, HttpRequestType, HttpSerializer, JWTUtil, Request, Response, ResponseCode, HttpServerError} from '../../api';
+import {ApiConfig, ApiService, HttpRequestType, HttpSerializer, JWTUtil, Request, Response, ResponseCode, HttpClientError} from '../../api';
 import {OAuthSession} from '..';
 import {AuthKeys} from '../../preference-keys';
 import {NoActiveSessionError} from '../../profile';
@@ -36,7 +36,7 @@ export class AuthUtil {
         try {
             await this.apiService.fetch(request).toPromise()
                 .catch((e) => {
-                    if (e instanceof HttpServerError && e.response.responseCode === ResponseCode.HTTP_BAD_REQUEST) {
+                    if (e instanceof HttpClientError && e.response.responseCode === ResponseCode.HTTP_BAD_REQUEST) {
                         throw new AuthTokenRefreshError(e.message);
                     }