diff --git a/webpack.config.js b/webpack.config.js
index f6fa4f9..6be1fbf 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -68,7 +68,7 @@ module.exports = {
   },
   plugins: [
     new HTMLWebpackPlugin({
-      title: 'Doodle3D Slicer - Simple example',
+      title: 'Doodle3D Core - Simple example',
       template: require('html-webpack-template'),
       inject: false,
       appMountId: 'app'
diff --git a/workers/trace.worker.js b/workers/trace.worker.js
index a782765..f37f69e 100644
--- a/workers/trace.worker.js
+++ b/workers/trace.worker.js
@@ -1,6 +1,6 @@
 import 'babel-polyfill';
 import * as POTRACE from 'potrace-js';
-import { POTRACE_OPTIONS } from '../src/constants/d2Constants.js';
+import { POTRACE_OPTIONS } from '@doodle3d-core/constants/d2Constants.js';
 
 self.addEventListener('message', (event) => {
   switch (event.data.msg) {