diff --git a/package.json b/package.json
index 3c3c93a5a2..542343c9ce 100644
--- a/package.json
+++ b/package.json
@@ -146,9 +146,9 @@
     "node": ">=6"
   },
   "files": [
-    "dist/",
-    "js/{src,dist}/",
-    "scss/"
+    "dist/{css,js}/*.{css,js,map}",
+    "js/{src,dist}/*.{js,map}",
+    "scss/**/*.scss"
   ],
   "bundlesize": [
     {