diff --git a/package.json b/package.json
index b42b507..48abd86 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
     "c3.js",
     "c3.min.js",
     "c3.css",
-    "c3.min.css"
+    "c3.min.css",
+    "src"
   ],
   "scripts": {
     "start": "run-p serve-static watch",