diff --git a/package.json b/package.json
index 8f215e7..1aecc23 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,11 @@
     ".": "./lib/flat.js",
     "./flat": "./lib/flat.js"
   },
+  "files": [
+    "lib",
+    "docs",
+    "CONTRIBUTING.md"
+  ],
   "author": "Cypress-io",
   "license": "MIT",
   "keywords": [