diff --git a/src/Auth0Client.ts b/src/Auth0Client.ts
index 3ff27ebdb..b40ae782f 100644
--- a/src/Auth0Client.ts
+++ b/src/Auth0Client.ts
@@ -56,7 +56,8 @@ import {
   OAuthTokenOptions,
   CacheLocation,
   LogoutUrlOptions,
-  User
+  User,
+  IdToken
 } from './global';
 
 // @ts-ignore
@@ -419,10 +420,10 @@ export default class Auth0Client {
    * (the SDK stores a corresponding ID Token with every Access Token, and uses the
    * scope and audience to look up the ID Token)
    *
-   * @typeparam TUser The type to return, has to extend {@link User}. Defaults to {@link User} when omitted.
+   * @typeparam TUser The type to return, has to extend {@link User}. 
    * @param options
    */
-  public async getUser<TUser extends User = User>(
+  public async getUser<TUser extends User>(
     options: GetUserOptions = {}
   ): Promise<TUser | undefined> {
     const audience = options.audience || this.options.audience || 'default';
@@ -452,7 +453,7 @@ export default class Auth0Client {
    *
    * @param options
    */
-  public async getIdTokenClaims(options: GetIdTokenClaimsOptions = {}) {
+  public async getIdTokenClaims(options: GetIdTokenClaimsOptions = {}): Promise<IdToken> {
     const audience = options.audience || this.options.audience || 'default';
     const scope = getUniqueScopes(this.defaultScope, this.scope, options.scope);
 
@@ -827,8 +828,8 @@ export default class Auth0Client {
       nonceIn,
       code_challenge,
       options.redirect_uri ||
-        this.options.redirect_uri ||
-        window.location.origin
+      this.options.redirect_uri ||
+      window.location.origin
     );
 
     const url = this._authorizeUrl({