diff --git a/light9/web/paint/paint-elements.html b/light9/web/paint/paint-elements.html
--- a/light9/web/paint/paint-elements.html
+++ b/light9/web/paint/paint-elements.html
@@ -89,7 +89,7 @@
       </svg>
     </div>
   </template>
- 
+  
 </dom-module>
 
 <dom-module id="light9-paint">
@@ -108,7 +108,7 @@
   </template>
 </dom-module>
 
-<script src="/lib/N3.js-pull61/browser/n3-browser.js"></script>
+<script src="/node_modules/n3/n3-browser.js"></script>
 <script src="/lib/shortcut/index.js"></script>
 <script src="/lib/underscore/underscore-min.js"></script>
 <script src="/lib/async/dist/async.js"></script>