diff --git a/modules/angular2/src/core/compiler/private_component_loader.js b/modules/angular2/src/core/compiler/private_component_loader.js
index 6fef306425..7bb69157ab 100644
--- a/modules/angular2/src/core/compiler/private_component_loader.js
+++ b/modules/angular2/src/core/compiler/private_component_loader.js
@@ -1,5 +1,6 @@
 import {Compiler} from './compiler';
 import {ShadowDomStrategy} from './shadow_dom_strategy';
+import {Injectable} from 'angular2/di';
 import {EventManager} from 'angular2/src/render/dom/events/event_manager';
 import {DirectiveMetadataReader} from 'angular2/src/core/compiler/directive_metadata_reader';
 import {Component} from 'angular2/src/core/annotations/annotations';
@@ -7,6 +8,7 @@ import {PrivateComponentLocation} from './private_component_location';
 import {Type, stringify, BaseException} from 'angular2/src/facade/lang';
 
 
+@Injectable()
 export class PrivateComponentLoader {
   compiler:Compiler;
   shadowDomStrategy:ShadowDomStrategy;
diff --git a/modules/angular2/src/core/testability/testability.js b/modules/angular2/src/core/testability/testability.js
index bad334bb27..f04f154e6a 100644
--- a/modules/angular2/src/core/testability/testability.js
+++ b/modules/angular2/src/core/testability/testability.js
@@ -1,3 +1,4 @@
+import {Injectable} from 'angular2/di';
 import {DOM} from 'angular2/src/dom/dom_adapter';
 import {Map, MapWrapper, List, ListWrapper} from 'angular2/src/facade/collection';
 import {StringWrapper, isBlank, BaseException} from 'angular2/src/facade/lang';
@@ -9,6 +10,7 @@ import * as getTestabilityModule from 'angular2/src/core/testability/get_testabi
  * the browser and by services such as Protractor. Each bootstrapped Angular
  * application on the page will have an instance of Testability.
  */
+@Injectable()
 export class Testability {
   _pendingCount: number;
   _callbacks: List;
@@ -53,6 +55,7 @@ export class Testability {
   }
 }
 
+@Injectable()
 export class TestabilityRegistry {
   _applications: Map;