diff --git a/backbone.localStorage/backbone.localStorage.d.ts b/backbone.localStorage/backbone.localStorage.d.ts
index e0af97e1d2..5696fa3d9f 100644
--- a/backbone.localStorage/backbone.localStorage.d.ts
+++ b/backbone.localStorage/backbone.localStorage.d.ts
@@ -1,3 +1,9 @@
+// Type definitions for backbone.localStorage 1.0.0
+// Project: https://github.com/jeromegn/Backbone.localStorage
+// Definitions by: Louis Grignon <https://github.com/lgrignon/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../backbone/backbone.d.ts" />
 
 declare module Backbone {
     interface Serializer {
diff --git a/polymer-ts/polymer-ts.d.ts b/polymer-ts/polymer-ts.d.ts
index 4f44de6d28..cd96dfe21a 100644
--- a/polymer-ts/polymer-ts.d.ts
+++ b/polymer-ts/polymer-ts.d.ts
@@ -1,3 +1,8 @@
+// Type definitions for PolymerTS 0.1.17
+// Project: https://github.com/nippur72/PolymerTS
+// Definitions by: Louis Grignon <https://github.com/lgrignon/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
 declare module polymer {
     class PolymerBase extends HTMLElement {
         $: any;