diff --git a/lib/options.js b/lib/options.js
index 83fe2a8..567563a 100644
--- a/lib/options.js
+++ b/lib/options.js
@@ -74,7 +74,7 @@ function parseThemeArg(theme) {
 }
 
 function parseScriptsArg(scripts) {
-  return (typeof scripts === 'string' ? scripts.split(',') : []).map(script => `scripts/${script}`);
+  return (typeof scripts === 'string' ? scripts.split(',') : []).map(script => path.join('scripts', script));
 }
 
 function parseScriptsPath(scripts) {