diff --git a/package.json b/package.json
index f3b4988..7624a80 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wp-offline-shell",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "A WordPress plugin for selecting theme assets to be cached by service workers",
   "main": "index.js",
   "directories": {
diff --git a/wp-offline-shell/wp-offline-shell-db.php b/wp-offline-shell/wp-offline-shell-db.php
index 2dd0a98..18192b0 100644
--- a/wp-offline-shell/wp-offline-shell-db.php
+++ b/wp-offline-shell/wp-offline-shell-db.php
@@ -3,7 +3,7 @@
 class Offline_Shell_DB {
 
   private static $instance;
-  const VERSION = '0.3.0';
+  const VERSION = '0.4.0';
   public static $options = array(
     // For v1 we'll prompt the user enable the plugin manually upon activation
     'offline_shell_enabled' => 0,
diff --git a/wp-offline-shell/wp-offline-shell.php b/wp-offline-shell/wp-offline-shell.php
index 68ac4bf..4efb7c9 100644
--- a/wp-offline-shell/wp-offline-shell.php
+++ b/wp-offline-shell/wp-offline-shell.php
@@ -3,7 +3,7 @@
 Plugin Name: Offline Shell
 Plugin URI: https://github.com/mozilla/offline-shell
 Description: This WordPress plugin provides a method for caching theme assets via a service worker.
-Version: 0.3.0
+Version: 0.4.0
 Text Domain: offline-shell
 Author: David Walsh
 Author URI:  https://davidwalsh.name