diff --git a/package.json b/package.json
index 6e8cca1..93f1682 100644
--- a/package.json
+++ b/package.json
@@ -25,8 +25,9 @@
     "last 2 Chrome versions",
     "last 2 Firefox versions"
   ],
+  "type": "module",
+  "main": "build/index.js",
   "module": "build/index.js",
-  "main": "build/index.cjs",
   "require": "build/index.cjs",
   "umd": "build/index.umd.js",
   "unpkg": "build/index.umd.min.js",