diff --git a/webpack-skeleton.js b/webpack-skeleton.js
index 87ea206f..e4cc20fe 100644
--- a/webpack-skeleton.js
+++ b/webpack-skeleton.js
@@ -30,6 +30,7 @@ var config = {
     ]
   },
   externals: [
+    'prettier',
     'node-ipc',
     'electron',
     'lodash',