diff --git a/package.json b/package.json
index 13dd3b4..1fe4840 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "object-assign",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "ES6 Object.assign() ponyfill",
   "license": "MIT",
   "repository": "sindresorhus/object-assign",