diff --git a/package.json b/package.json
index 84b8f804e915..ed2a4c78d7ad 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "9.12.0",
   "author": "Nicholas C. Zakas <nicholas+npm@nczconsulting.com>",
   "description": "An AST-based pattern checker for JavaScript.",
+  "type": "commonjs",
   "bin": {
     "eslint": "./bin/eslint.js"
   },