diff --git a/package.json b/package.json
index 69aa45b..bbe6100 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "name": "@starheart/blog",
   "version": "0.0.1",
+  "packageManager": "pnpm@9.1.1",
   "private": true,
   "scripts": {
     "astro": "astro",