diff --git a/projects/lib/src/oauth-service.ts b/projects/lib/src/oauth-service.ts
index dce071f9..5825903a 100644
--- a/projects/lib/src/oauth-service.ts
+++ b/projects/lib/src/oauth-service.ts
@@ -2339,7 +2339,7 @@ export class OAuthService extends AuthConfig implements OnDestroy {
   /**
    * Returns the received claims about the user.
    */
-  public getIdentityClaims(): Record<string, any> {
+  public getIdentityClaims(): Record<string, any> | null {
     const claims = this._storage.getItem('id_token_claims_obj');
     if (!claims) {
       return null;