diff --git a/public/docs/_examples/toh-6/ts/src/app/hero.service.ts b/public/docs/_examples/toh-6/ts/src/app/hero.service.ts
index 18af476123..29fe5c2e0e 100644
--- a/public/docs/_examples/toh-6/ts/src/app/hero.service.ts
+++ b/public/docs/_examples/toh-6/ts/src/app/hero.service.ts
@@ -61,7 +61,7 @@ export class HeroService {
     return this.http
       .post(this.heroesUrl, JSON.stringify({name: name}), {headers: this.headers})
       .toPromise()
-      .then(res => res.json().data)
+      .then(res => res.json().data as Hero)
       .catch(this.handleError);
   }
   // #enddocregion create