diff --git a/.npmignore b/.npmignore
index 5a3573dd..fdfe53e9 100644
--- a/.npmignore
+++ b/.npmignore
@@ -18,10 +18,7 @@
 /gulpfile.js
 /node_modules/
 /npm-debug.log
-/res/app/
-/res/auth/
 /res/bower_components/
-/res/common/
 /res/test/
 /res/web_modules/
 /rethinkdb_data/
diff --git a/lib/units/app/index.js b/lib/units/app/index.js
index 4e97a7dc..392d0551 100644
--- a/lib/units/app/index.js
+++ b/lib/units/app/index.js
@@ -22,7 +22,6 @@ var deviceIconMiddleware = require('./middleware/device-icons')
 var browserIconMiddleware = require('./middleware/browser-icons')
 var appstoreIconMiddleware = require('./middleware/appstore-icons')
 
-var webpackServerConfig = require('./../../../webpack.config').webpackServer
 var markdownServe = require('markdown-serve')
 
 module.exports = function(options) {
@@ -51,7 +50,10 @@ module.exports = function(options) {
     }))
   }
   else {
+    // Keep webpack-related requires here, as our prebuilt package won't
+    // have them at all.
     log.info('Using webpack')
+    var webpackServerConfig = require('./../../../webpack.config').webpackServer
     app.use('/static/app/build',
       require('./middleware/webpack')(webpackServerConfig))
   }