diff --git a/package.json b/package.json
index 6a7bc23..cb85e74 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "files": ["dist"],
   "version": "0.1.0-rc2",
   "license": "EPL-2.0",
+  "type": "module",
   "repository": {
     "type": "git",
     "url": "https://github.com/nextjournal/clojure-mode"