diff --git a/angularjs/angular.d.ts b/angularjs/angular.d.ts
index 9d50749456..b8e2ec8922 100755
--- a/angularjs/angular.d.ts
+++ b/angularjs/angular.d.ts
@@ -241,6 +241,8 @@ declare module ng {
 
         $parent: IScope;
 
+        $root: IScope;
+
         $id: string;
 
         // Hidden members