diff --git a/package.json b/package.json
index 8356d3ae0ee9e3f71724632a65381728a7903055..a723ccc807318f0d5e74f260e6eea9cb5f7325aa 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,8 @@
   "description": "just 4 learn",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "dev": "live-server --port=80 /root/MyOpen/leaflet/d1"
   },
   "keywords": [
     "study"