diff --git a/my.conf.js b/my.conf.js
index be1b122..bf64118 100644
--- a/my.conf.js
+++ b/my.conf.js
@@ -15,7 +15,7 @@ module.exports = function(config) {
 
     // list of files / patterns to load in the browser
     files: [
-      'build/*.js',
+      'build/helloworld.js',
       'tests/*.js'
     ],