diff --git a/www/3d.html b/www/3d.html
index aeecc19..cede872 100644
--- a/www/3d.html
+++ b/www/3d.html
@@ -90,7 +90,7 @@ <h1 id="title">Sorry, this phone is not supported</h1>
     </div>
     <div id="example"></div>
 
-  <script src="//www.gstatic.com/firebasejs/5.8.0/firebase.js"></script>
+  <script src="//www.gstatic.com/firebasejs/7.15.4/firebase.js"></script>
   <script src="//cdnjs.cloudflare.com/ajax/libs/three.js/r70/three.min.js"></script>
   <script src="//cdnjs.cloudflare.com/ajax/libs/screenfull.js/2.0.0/screenfull.min.js"></script>
   <script src="//wurfl.io/wurfl.js"></script>
diff --git a/www/index.html b/www/index.html
index 1f9ef14..35ab0a9 100644
--- a/www/index.html
+++ b/www/index.html
@@ -32,7 +32,7 @@
   <script src="//cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/0.12.1/ui-bootstrap-tpls.min.js"></script>
   <script src="//cdnjs.cloudflare.com/ajax/libs/seedrandom/2.3.11/seedrandom.min.js"></script>
   <script src="//cdnjs.cloudflare.com/ajax/libs/snap.svg/0.3.0/snap.svg-min.js"></script>
-  <script src="//www.gstatic.com/firebasejs/5.8.0/firebase.js"></script>
+  <script src="//www.gstatic.com/firebasejs/7.15.4/firebase.js"></script>
   <script src="//cdn.firebase.com/libs/angularfire/2.3.0/angularfire.min.js"></script>
   <script src="//wurfl.io/wurfl.js"></script>
   <script src="//ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>