diff --git a/package.json b/package.json
index 7ccca0a..8471a5d 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,8 @@
   },
   "scripts": {
     "build": "rollup -c",
-    "start": "rollup -c -w"
+    "start": "rollup -c -w",
+    "prepare":"npm run build"
   },
   "peerDependency": {
     "react-intl": "^5.8.1"