diff --git a/package.json b/package.json
index f525728d..04ac2407 100644
--- a/package.json
+++ b/package.json
@@ -5,9 +5,10 @@
   "version": "0.4.0",
   "main": "index.js",
   "files": [
-    "src/",
     "*.js",
-    "*.js.map"
+    "*.js.map",
+    "utils/",
+    "src/"
   ],
   "engines": {
     "node": ">=4.0.0"