diff --git a/angularjs/angular.d.ts b/angularjs/angular.d.ts
index 29dd32c68..bdb804ff2 100755
--- a/angularjs/angular.d.ts
+++ b/angularjs/angular.d.ts
@@ -1550,7 +1550,7 @@ declare module angular {
         compile?: IDirectiveCompileFn;
         controller?: any;
         controllerAs?: string;
-        bindToController?: any;
+        bindToController?: boolean|Object;
         link?: IDirectiveLinkFn | IDirectivePrePost;
         name?: string;
         priority?: number;