diff --git a/modules/angular2/src/di/injector.ts b/modules/angular2/src/di/injector.ts
index c1d5d5be40..45795ec53b 100644
--- a/modules/angular2/src/di/injector.ts
+++ b/modules/angular2/src/di/injector.ts
@@ -43,8 +43,8 @@ function _isWaiting(obj): boolean {
  * }
  *
  * class Car {
- * 	constructor(@Inject(Engine) engine) {
- * 	}
+ *   constructor(@Inject(Engine) engine) {
+ *   }
  * }
  *
  * ```