diff --git a/.gitignore b/.gitignore
index 6451580..63aacd7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,6 @@ lib/auth.js
 lib/config.js
 lib/cwmp.js
 lib/db.js
-lib/fs.js
 lib/nbi.js
 lib/query.js
 lib/server.js
diff --git a/lib/fs.coffee b/lib/fs.coffee
deleted file mode 100644
index 26f368a..0000000
--- a/lib/fs.coffee
+++ /dev/null
@@ -1,49 +0,0 @@
-###
-# Copyright 2013 Fanoos Telecom
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
-###
-
-config = require './config'
-url = require 'url'
-mongodb = require 'mongodb'
-querystring = require 'querystring'
-db = require './db'
-
-
-listener = (request, response) ->
-  urlParts = url.parse(request.url, true)
-  if request.method == 'GET'
-    filename = querystring.unescape(urlParts.pathname.substring(1))
-    gs = new mongodb.GridStore(db.mongoDb, filename, 'r', {})
-    gs.open((err, gs) ->
-      if err
-        response.writeHead(404)
-        response.end()
-        return
-      stream = gs.stream(true)
-      response.writeHead(200, {'Content-Type' : 'application/octet-stream', 'Content-Length' : gs.length})
-      stream.pipe(response)
-    )
-  else
-    response.writeHead(405, {'Allow': 'GET'})
-    response.end('405 Method Not Allowed')
-
-
-exports.listener = listener
diff --git a/lib/fs.js b/lib/fs.js
new file mode 100644
index 0000000..c2062ef
--- /dev/null
+++ b/lib/fs.js
@@ -0,0 +1,52 @@
+/**
+ * Copyright 2013-2018  Zaid Abdulla
+ *
+ * This file is part of GenieACS.
+ *
+ * GenieACS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * GenieACS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with GenieACS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+"use strict";
+
+const url = require("url");
+const querystring = require("querystring");
+const mongodb = require("mongodb");
+const db = require("./db");
+
+function listener(request, response) {
+  const urlParts = url.parse(request.url, true);
+  if (request.method === "GET") {
+    const filename = querystring.unescape(urlParts.pathname.substring(1));
+    const gs = new mongodb.GridStore(db.mongoDb, filename, "r", {});
+    gs.open((err, gs) => {
+      if (err) {
+        response.writeHead(404);
+        response.end();
+        return;
+      }
+      const stream = gs.stream(true);
+      response.writeHead(200, {
+        "Content-Type": "application/octet-stream",
+        "Content-Length": gs.length
+      });
+      stream.pipe(response);
+    });
+  } else {
+    response.writeHead(405, {
+      "Allow": "GET"
+    });
+    response.end("405 Method Not Allowed");
+  }
+}
+
+exports.listener = listener;