diff --git a/package.json b/package.json
index 1df3bb0..2b6ae4d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "amazon-product-api",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "description": "Amazon Product Advertising API client",
   "main": "./lib/index.js",
   "directories": {