diff --git a/frontend/package.json b/frontend/package.json
index b8edf55..34a1ef4 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -7,7 +7,7 @@
     "build": "next build",
     "start": "next start",
     "lint": "next lint",
-    "postinstall": "node -e \"require('fs').copyFileSync('node_modules/pdfjs-dist/build/pdf.worker.min.mjs', 'public/pdf.worker.min.mjs')\""
+    "postinstall": "node -e \"require('fs').mkdirSync('public', {recursive: true}); require('fs').copyFileSync('node_modules/pdfjs-dist/build/pdf.worker.min.mjs', 'public/pdf.worker.min.mjs')\""
   },
   "dependencies": {
     "@onlyoffice/document-editor-react": "^2.2.0",