diff --git a/lib/css.js b/lib/css.js
index d7fe897..e0a36fe 100644
--- a/lib/css.js
+++ b/lib/css.js
@@ -13,11 +13,11 @@ async function minifyCss(str, data) {
 
   const path = data.path
   const { exclude, globOptions, verbose } = options
-  options.returnPromise = true
 
   if (isMatch(path, exclude, globOptions)) return str
 
   try {
+    console.log(path)
     const styles = await new CleanCSS(options).minify(str).styles
     if (verbose) logFn.call(this, str, styles, path, 'css')
     return styles
@@ -36,7 +36,6 @@ function minifyCssWithMap() {
   /** @type {{ exclude: string[] }} */
   const { exclude, globOptions, verbose } = options
   const include = ['*.css', ...exclude.map(x => `!${x}`)]
-  options.returnPromise = true
   const cleanCSS = new CleanCSS(options)
 
   return Promise.all((match(routeList, include, globOptions)).map(path => {