diff --git a/public/docs/_examples/toh-6/ts/app/hero-search.service.ts b/public/docs/_examples/toh-6/ts/app/hero-search.service.ts
index ae2e47670a..d2832baf65 100644
--- a/public/docs/_examples/toh-6/ts/app/hero-search.service.ts
+++ b/public/docs/_examples/toh-6/ts/app/hero-search.service.ts
@@ -1,7 +1,7 @@
 // #docregion
 import { Injectable }     from '@angular/core';
 import { Http, Response } from '@angular/http';
-import { Observable } from 'rxjs';
+import { Observable } from 'rxjs/Observable';
 
 import { Hero }           from './hero';