diff --git a/package.json b/package.json
index 7aedcc5..0c6782d 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,10 @@
   "name": "fp3",
   "version": "3.0.3",
   "description": "fp is a concise web front-end solution to generate an unique 'fingerprint' for each visitor basing on visitor's device and browser.",
-  "main": "fp.js",
+  "main": "dist/fp.min.js",
+  "files": [
+     "dist"
+   ],
   "repository": "git@github.com:IoTcat/fp.git",
   "author": "iotcat <i@iotcat.me>",
   "license": "MIT"