diff --git a/prebuilt/iot-gateway/node_modules/brfs/test/files/readdir.js b/prebuilt/iot-gateway/node_modules/brfs/test/files/readdir.js
+++ /dev/null
@@ -1,6 +0,0 @@
-var fs = require('fs');
-
-fs.readdir(__dirname, function(err, files) {
- if (err) throw err;
- console.log(files);
-});