diff --git a/index.js b/index.js
index 4b09a361..03eb076d 100644
--- a/index.js
+++ b/index.js
@@ -12,7 +12,7 @@ if (isDev) {
 }
 
 const url = 'file://' + resolve(
-  __dirname,
+  isDev ? __dirname : app.getAppPath(),
   // in prod version, we copy over index.html and dist from 'app'
   // into one dist folder to avoid unwanted files in package
   isDev ? 'app' : 'dist',