diff --git a/ftp-srv.js b/ftp-srv.js
new file mode 100644
index 0000000..c1f9fcf
--- /dev/null
+++ b/ftp-srv.js
@@ -0,0 +1,6 @@
+const FtpSrv = require('./src');
+const FileSystem = require('./src/fs');
+
+module.exports = FtpSrv;
+module.exports.FtpSrv = FtpSrv;
+module.exports.FileSystem = FileSystem;
diff --git a/package.json b/package.json
index e0e35bd..61ac9cb 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "server"
   ],
   "license": "MIT",
-  "main": "src/index.js",
+  "main": "ftp-srv.js",
   "files": [
     "src"
   ],