diff --git a/modules/angular2/src/di/injector.js b/modules/angular2/src/di/injector.js
index 9570b7a842..3dc128eebf 100644
--- a/modules/angular2/src/di/injector.js
+++ b/modules/angular2/src/di/injector.js
@@ -36,8 +36,8 @@ function _isWaiting(obj):boolean {
  * }
  *
  * class Car {
- * 	constructor(@Inject(Engine) engine) {
- * 	}
+ *   constructor(@Inject(Engine) engine) {
+ *   }
  * }
  *
  * ```