diff --git a/package.json b/package.json
index 6c69ad9..2b1b5af 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "level-version",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Versioned data for levelup.",
   "main": "index.js",
   "directories": {