diff --git a/package.json b/package.json
index 7cbbe48..715195b 100644
--- a/package.json
+++ b/package.json
@@ -21,5 +21,8 @@
   "devDependencies": {
     "tap": "~0.3"
   },
-  "license": "MIT"
+  "license": "MIT",
+  "files": [
+    "mkpath.js"
+  ]
 }