diff --git a/package.json b/package.json
index dc44803..8225af8 100644
--- a/package.json
+++ b/package.json
@@ -70,5 +70,5 @@
       "pjax@0.2.8": "patches/pjax@0.2.8.patch"
     }
   },
-  "version": "0.3.0"
+  "version": "0.4.0"
 }