diff --git a/package.json b/package.json
index 2682fea..f0a9ffc 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "boom",
   "description": "HTTP-friendly error objects",
-  "version": "3.2.2",
+  "version": "4.0.0",
   "repository": "git://github.com/hapijs/boom",
   "main": "lib/index.js",
   "keywords": [