diff --git a/packages/core/README.md b/packages/core/README.md
index ac75489d..827805da 100644
--- a/packages/core/README.md
+++ b/packages/core/README.md
@@ -227,11 +227,8 @@ In action's `main.ts`:
 const core = require('@actions/core');
 async function getIDTokenAction(): Promise<void> {
   
-   let aud = ''
    const audience = core.getInput('audience', {required: false})
-   if (audience !== undefined) 
-      aud = `${audience}`
-   const id_token = await core.getIDToken(aud)
+   const id_token = await core.getIDToken(audience)
    core.setOutput('id_token', id_token)
       
 }
diff --git a/packages/core/src/oidc-utils.ts b/packages/core/src/oidc-utils.ts
index c92e6ae2..413ab4d0 100644
--- a/packages/core/src/oidc-utils.ts
+++ b/packages/core/src/oidc-utils.ts
@@ -15,9 +15,11 @@ interface TokenResponse {
 export class OidcClient {
 
   private static createHttpClient(allowRetry = true, maxRetry = 10) {
-    let requestOptions : IRequestOptions = {}
-    requestOptions.allowRetries = allowRetry
-    requestOptions.maxRetries = maxRetry
+    let requestOptions : IRequestOptions = {
+      allowRetries: allowRetry,
+      maxRetries: maxRetry
+    }
+    
     return new HttpClient('actions/oidc-client', [
       new BearerCredentialHandler(OidcClient.getRuntimeToken())],
       requestOptions)
@@ -45,7 +47,7 @@ export class OidcClient {
 
   private static async postCall(httpclient: actions_http_client.HttpClient, id_token_url: string, audience: string): Promise<string> {
 
-    const data :TokenRequest = { aud: !!audience ? audience : ''}
+    const data: TokenRequest = { aud: audience }
 
     debug(`audience is ${!!audience ? audience : 'not defined'}`)