diff --git a/packages/oidc-client/README.md b/packages/oidc-client/README.md
index 35d18b10d..b4904bdfb 100644
--- a/packages/oidc-client/README.md
+++ b/packages/oidc-client/README.md
@@ -402,9 +402,10 @@ export class OidcClient {
    * @param accessToken The access token to use.
    * @param url The url to use.
    * @param method The method to use.
+   * @param extras Additional parameters to send to the OIDC server during the demonstration of proof of possession request.
    * @returns A promise resolved with the proof of possession.
    */
-  async generateDemonstrationOfProofOfPossessionAsync(accessToken:string, url:string, method:string): Promise<string>;
+  async generateDemonstrationOfProofOfPossessionAsync(accessToken:string, url:string, method:string, extras:StringMap= {}): Promise<string>;
 }
 
 ```
diff --git a/packages/oidc-client/src/index.ts b/packages/oidc-client/src/index.ts
index 4ad660aff..070d2b197 100644
--- a/packages/oidc-client/src/index.ts
+++ b/packages/oidc-client/src/index.ts
@@ -3,6 +3,11 @@ import {ILOidcLocation} from "./location";
 export { getFetchDefault } from './oidc.js';
 export { TokenRenewMode } from './parseTokens.js';
 export { getParseQueryStringFromLocation, getPath } from './route-utils';
+
+export type {
+  Tokens
+} from './parseTokens.js';
+
 export type {
   AuthorityConfiguration,
   Fetch,
diff --git a/packages/react-oidc/src/ReactOidc.tsx b/packages/react-oidc/src/ReactOidc.tsx
index f80acbb7e..9a2aef457 100644
--- a/packages/react-oidc/src/ReactOidc.tsx
+++ b/packages/react-oidc/src/ReactOidc.tsx
@@ -1,6 +1,5 @@
-import { StringMap, OidcClient } from '@axa-fr/oidc-client';
+import { StringMap, OidcClient, Tokens } from '@axa-fr/oidc-client';
 import { useEffect, useState } from 'react';
-import {Tokens} from "@axa-fr/oidc-client/dist/parseTokens";
 
 const defaultConfigurationName = 'default';
 
@@ -86,7 +85,7 @@ export type OidcAccessToken = {
 }
 
 function getGenerateDemonstrationOfProofOfPossessionAsync(oidc: OidcClient, tokens: Tokens) {
-    return oidc.configuration.demonstrating_proof_of_possession ? (url: string, method: string) => oidc.generateDemonstrationOfProofOfPossessionAsync(tokens.accessToken, url, method) : null;
+    return oidc.configuration.demonstrating_proof_of_possession ? (url: string, method: string, extras:StringMap={}) => oidc.generateDemonstrationOfProofOfPossessionAsync(tokens.accessToken, url, method, extras) : null;
 }
 
 export const useOidcAccessToken = (configurationName = defaultConfigurationName) => {