diff --git a/package.json b/package.json
index cdba93f..d2c1c6f 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "assetgraph-sprite",
     "description": "AssetGraph plugin for creating sprites from background images",
     "repository": "git://github.com/One-com/assetgraph-sprite.git",
-    "version": "0.3.0",
+    "version": "0.4.0",
     "maintainers": [
         {
             "name": "Andreas Lind Petersen",