diff --git a/package-lock.json b/package-lock.json
index 2d6217f..9f6e8a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,6 +19,9 @@
         "typescript": "^7.0.2",
         "typescript-plugin-css-modules": "^5.3.0",
         "vite": "^8.3.5"
+      },
+      "engines": {
+        "node": ">=22.12.0"
       }
     },
     "node_modules/@adobe/css-tools": {
diff --git a/package.json b/package.json
index eb44c45..5e6482e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,11 @@
 {
   "name": "bebbes",
   "version": "0.1.0",
+  "private": true,
   "type": "module",
+  "engines": {
+    "node": ">=22.12.0"
+  },
   "scripts": {
     "dev": "vite",
     "build": "tsc && vite build",