From 1450c15eaa134243dfb336629fd57c7a1c6d6887 Mon Sep 17 00:00:00 2001
From: Ziang Song <songziang@gmail.com>
Date: Wed, 27 Sep 2017 18:18:23 -0400
Subject: [PATCH] Fixed the issue of unable to redraw when options is updated.

---
 angular-vis.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/angular-vis.js b/angular-vis.js
index fca672d..5169f2d 100644
--- a/angular-vis.js
+++ b/angular-vis.js
@@ -215,12 +215,12 @@ angular.module('ngVis', [])
                     }
                 });
 
-                scope.$watchCollection('options', function (options) {
+                scope.$watch('options', function (options) {
                     if (graph == null) {
                         return;
                     }
                     graph.setOptions(options);
-                });
+                }, true);
             }
         };
     })