diff --git a/js/angular/service/loading.js b/js/angular/service/loading.js
index bacfc22e31..4d771ed522 100644
--- a/js/angular/service/loading.js
+++ b/js/angular/service/loading.js
@@ -82,6 +82,7 @@ function($ionicLoadingConfig, $ionicBody, $ionicTemplateLoader, $ionicBackdrop,
      * @param {object} opts The options for the loading indicator. Available properties:
      *  - `{string=}` `template` The html content of the indicator.
      *  - `{string=}` `templateUrl` The url of an html template to load as the content of the indicator.
+     *  - `{object=}` `scope` The scope to be a child of. Default: creates a child of $rootScope.
      *  - `{boolean=}` `noBackdrop` Whether to hide the backdrop. By default it will be shown.
      *  - `{number=}` `delay` How many milliseconds to delay showing the indicator. By default there is no delay.
      *  - `{number=}` `duration` How many milliseconds to wait until automatically