diff --git a/web/package.json b/web/package.json
index 321cf87..c9b4793 100644
--- a/web/package.json
+++ b/web/package.json
@@ -4,6 +4,7 @@
   "private": true,
   "type": "module",
   "scripts": {
+    "postinstall": "npm ci --prefix ../shared/api-contracts",
     "dev": "vite",
     "build": "tsc -b && vite build",
     "preview": "vite preview",