diff --git a/src/native/sysproxy/package.json b/src/native/sysproxy/package.json
index 8996b51..0465168 100644
--- a/src/native/sysproxy/package.json
+++ b/src/native/sysproxy/package.json
@@ -2,6 +2,7 @@
   "name": "sysproxy-rs",
   "version": "0.4.0",
   "description": "System proxy library for Node.js",
+  "type": "commonjs",
   "main": "index.js",
   "types": "index.d.ts",
   "license": "MIT"