diff --git a/__tests__/generateAccessToken.test.ts b/__tests__/generateAccessToken.test.ts
index 44b1bd4..5e475f4 100644
--- a/__tests__/generateAccessToken.test.ts
+++ b/__tests__/generateAccessToken.test.ts
@@ -1,4 +1,4 @@
-import { generateAccessToken } from '../src/promo-node-utils';
+import { generateAccessToken } from '../src/generateAccessToken';
 jest.setTimeout(40000);
 
 describe('generateAccessToken no sub', () => {
@@ -24,7 +24,7 @@ describe('generateAccessToken with sub and expiration', () => {
   const clientId = 'test client id';
   const hostName = 'http://localhost:3000';
   const sub = 'test@tincre.com';
-  const expiration = 123456
+  const expiration = 123456;
   let accessTokenSigned: string = generateAccessToken(
     hostName,
     clientId,
diff --git a/__tests__/getToken.test.ts b/__tests__/getToken.test.ts
index d8ed286..b0c3134 100644
--- a/__tests__/getToken.test.ts
+++ b/__tests__/getToken.test.ts
@@ -1,5 +1,5 @@
 import { getToken } from '../src/.';
-import { generateAccessToken } from '../src/promo-node-utils';
+import { generateAccessToken } from '../src/.';
 jest.setTimeout(40000);
 
 describe('getToken', () => {
diff --git a/example/nextjs/pages/api/promo.ts b/example/nextjs/pages/api/promo.ts
index 3652f65..4d285b0 100644
--- a/example/nextjs/pages/api/promo.ts
+++ b/example/nextjs/pages/api/promo.ts
@@ -1,7 +1,6 @@
 // Next.js API route support: https://nextjs.org/docs/api-routes/introduction
 // Promo API route support: https://tincre.dev/docs/reference
-import { generateAccessToken } from '../../lib/promo-node-utils';
-import { getToken } from '../../../../dist/lib/getToken'; //'@tincre/promo-button';
+import { getToken, generateAccessToken } from '../../../../dist/index'; //'@tincre/promo-button';
 import type { NextApiRequest, NextApiResponse } from 'next';
 
 type Data = {
@@ -15,11 +14,14 @@ export default async function handler(
   const clientSecret: string = process.env.PROMO_CLIENT_SECRET || '';
   const appId: string = process.env.PROMO_APP_ID || '';
   const clientId: string = process.env.PROMO_CLIENT_ID || '';
+  const email: string = 'example@example.com';
   let accessTokenSigned: string = generateAccessToken(
     'http://localhost:3000',
     clientId,
     appId,
-    clientSecret
+    clientSecret,
+    undefined,
+    email
   );
 
   let resultToken: string = await getToken(accessTokenSigned);
diff --git a/src/promo-node-utils.ts b/src/generateAccessToken.ts
similarity index 100%
rename from src/promo-node-utils.ts
rename to src/generateAccessToken.ts
diff --git a/src/index.ts b/src/index.ts
index a1bbfa0..1ca7594 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,4 +1,4 @@
-import { generateAccessToken } from './promo-node-utils';
+import { generateAccessToken } from './generateAccessToken';
 import { getToken } from './getToken';
 import { getWidget, getWidgetCallback, showWidget } from './cloudinary-utils';
 import defaultOptions from './defaultOptions';