diff --git a/package.json b/package.json
index 24a088b..ca06b8b 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,7 @@
   "bugs": "https://github.com/replicate/replicate-javascript/issues",
   "license": "Apache-2.0",
   "main": "index.js",
+  "type": "commonjs",
   "engines": {
     "node": ">=18.0.0",
     "npm": ">=7.19.0",