diff --git a/package.json b/package.json
index 72f333b..1622029 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "author": "Sebastian Frank <sebastian@webmakers.de>",
     "license": "MIT",
     "scripts": {
-        "validate": "svelte-check --tsconfig ./tsconfig.validate.json --fail-on-warnings && tsc --noEmit -p ./tsconfig.validate.json",
+        "validate": "node -e \"const fs=require('fs'); if(!fs.existsSync('./frontend/src/lib/buildInfo.ts')||!fs.existsSync('./api/hooks/lib/buildInfo.js')) require('./esbuild.config').writeBuildInfo()\" && svelte-check --tsconfig ./tsconfig.validate.json --fail-on-warnings && tsc --noEmit -p ./tsconfig.validate.json",
         "dev": "node scripts/esbuild-wrapper.js watch",
         "start": "node scripts/esbuild-wrapper.js start",
         "start:mock": "MOCK=1 node scripts/esbuild-wrapper.js start",