diff --git a/bin/6to5/file.js b/bin/6to5/file.js
index aeaf4001eb..6a1dd9b7fc 100644
--- a/bin/6to5/file.js
+++ b/bin/6to5/file.js
@@ -63,7 +63,7 @@ module.exports = function (commander, filenames) {
 
       fs.writeFileSync(commander.outFile, result.code);
     } else {
-      console.log(result.code);
+      process.stdout.write(result.code + "\n");
     }
   };