diff --git a/bower.json b/bower.json
index bc0e1d2..717c192 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-qr-scanner",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "homepage": "https://github.com/sembrestels/angular-qr-scanner",
   "authors": [
     "Sem <sembrestels@riseup.net>"
diff --git a/qr-scanner.js b/qr-scanner.js
index 6f3a309..d27552c 100644
--- a/qr-scanner.js
+++ b/qr-scanner.js
@@ -1,8 +1,3 @@
-if (require){
-  if (!angular) var angular = require('angular');
-  if (!qrcode) var qrcode = require('jsqrcode');
-}
-
 (function() {
 'use strict';
 
@@ -15,13 +10,13 @@ angular.module('qrScanner', ["ng"]).directive('qrScanner', ['$interval', '$windo
       ngVideoError: '&ngVideoError'
     },
     link: function(scope, element, attrs) {
-    
+
       window.URL = window.URL || window.webkitURL || window.mozURL || window.msURL;
       navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;
-    
+
       var height = attrs.height || 300;
       var width = attrs.width || 250;
-    
+
       var video = $window.document.createElement('video');
       video.setAttribute('width', width);
       video.setAttribute('height', height);
@@ -30,13 +25,13 @@ angular.module('qrScanner', ["ng"]).directive('qrScanner', ['$interval', '$windo
       canvas.setAttribute('id', 'qr-canvas');
       canvas.setAttribute('width', width);
       canvas.setAttribute('height', height);
-      canvas.setAttribute('style', 'display:none;'); 
-    
+      canvas.setAttribute('style', 'display:none;');
+
       angular.element(element).append(video);
       angular.element(element).append(canvas);
-      var context = canvas.getContext('2d'); 
+      var context = canvas.getContext('2d');
       var stopScan;
-    
+
       var scan = function() {
         if ($window.localMediaStream) {
           context.drawImage(video, 0, 0, 307,250);
@@ -72,7 +67,14 @@ angular.module('qrScanner', ["ng"]).directive('qrScanner', ['$interval', '$windo
 
       element.bind('$destroy', function() {
         if ($window.localMediaStream) {
-          $window.localMediaStream.stop();
+          if ($window.localMediaStream.stop) {
+            $window.localMediaStream.stop();
+          } else if ($window.localMediaStream.getVideoTracks) {
+            var videoTracks = $window.localMediaStream.getVideoTracks();
+            if (videoTracks && videoTracks.length > 0) {
+                videoTracks[0].stop();
+            }
+          }
         }
         if (stopScan) {
           $interval.cancel(stopScan);