diff --git a/README.md b/README.md
index 4454f9c..43a0546 100644
--- a/README.md
+++ b/README.md
@@ -10,9 +10,16 @@ This directive is meant for the raw masonry lib and not the jQuery one.
 > First you include it on your app
 
 ```html
+<script src="imagesloaded.pkgd.js"></script>
 <script src="angular-masonry-directive.js"></script>
 ```
 
+or
+
+```
+bower install angular-masonry-directive
+```
+
 > Than setup your app
 
 ```javascript
diff --git a/src/angular-masonry-directive.js b/src/angular-masonry-directive.js
index 74d5e56..04f1779 100644
--- a/src/angular-masonry-directive.js
+++ b/src/angular-masonry-directive.js
@@ -5,7 +5,6 @@
         return {
             restrict: 'AC',
             link: function(scope, elem, attrs) {
-                scope.items = [];
                 var container = elem[0];
                 var options = angular.extend({
                     itemSelector: '.item'
@@ -39,6 +38,10 @@
 
                 imagesLoaded( elem.get(0), update);
                 elem.ready(update);
+                
+                scope.$watch(function () {
+                    update();
+                });
             }
         };
     });