diff --git a/webpack.config.js b/webpack.config.js
index f21cf69..7061c15 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -116,7 +116,7 @@ const productionPlugins = [
 
 let plugins = (env, argv) => [
   new webpack.HotModuleReplacementPlugin(),
-  new CopyPlugin([{ from: 'data', to: 'data' }, { from: 'wand.js', to: 'wand.js' }]),
+  new CopyPlugin({ patterns: [{ from: 'data', to: 'data' }, { from: 'wand.js', to: 'wand.js' }] }),
   new HtmlWebpackPlugin({
     hash: true,
     inject: true,