diff --git a/package.json b/package.json
index 944e785..a846aec 100644
--- a/package.json
+++ b/package.json
@@ -1,4 +1,5 @@
 {
+  "type": "module",
   "devDependencies": {
     "eslint": "^8.49.0",
     "pdfjs-dist": "^3.10.111"