diff --git a/package.json b/package.json
index 7c614fb9..cf64401c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "name": "loro",
   "version": "1.0.0",
+  "private": true,
   "description": "",
   "main": "index.js",
   "scripts": {