diff --git a/package.json b/package.json
index 35673b2ea..c3ad88f11 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,8 @@
   "main": "./built/index.js",
   "scripts": {
     "config": "node ./tools/init.js",
-    "start": "node ./built/index.js",
+    "start": "node ./built",
+    "debug": "DEBUG=misskey:* node ./built",
     "update": "./tools/update.sh",
     "swagger": "node ./swagger.js",
     "build": "gulp build",