diff --git a/tildes/package.json b/tildes/package.json
index c956898..b73699e 100644
--- a/tildes/package.json
+++ b/tildes/package.json
@@ -17,6 +17,7 @@
     "stylelint": "^10.0.1",
     "stylelint-scss": "^3.6.0"
   },
+  "type": "module",
   "prettier": {
     "bracketSpacing": false,
     "printWidth": 88,