diff --git a/lib/push-to-s3.js b/lib/push-to-s3.js
index 08e3d21..34e62eb 100644
--- a/lib/push-to-s3.js
+++ b/lib/push-to-s3.js
@@ -4,7 +4,7 @@ const mime = require('mime')
 const uuid = require('uuid')
 
 const browserify = require('./browserify')
-const transformCss = require('./cssTransform')
+const transformCss = require('./css-transform')
 
 module.exports = function ({
   cloudfront,