diff --git a/angular-translate/angular-translate.d.ts b/angular-translate/angular-translate.d.ts
index 47dfa63a5..ce2e28779 100644
--- a/angular-translate/angular-translate.d.ts
+++ b/angular-translate/angular-translate.d.ts
@@ -6,6 +6,13 @@
 /// <reference path="../angularjs/angular.d.ts" />
 
 declare module ng.translate {
+    
+    interface ITranslatePartialLoader{
+        addPart(name: string): ITranslatePartialLoader;
+        deletePart(name: string, removeData?: boolean): ITranslatePartialLoader;
+        isPartAvailable(name: string): boolean;
+    }
+  
     interface ITranslationTable {
         [key: string]: string;
     }