diff --git a/bower.json b/bower.json
index 9e11815..4a91492 100644
--- a/bower.json
+++ b/bower.json
@@ -31,6 +31,6 @@
     "bootstrap": "v4.0.0-alpha.2"
   },
   "_source": "https://github.com/holger1411/understrap.git",
-  "_target": "~0.3.8",
+  "_target": "~0.4.0",
   "_originalSource": "understrap"
 }
diff --git a/inc/enqueue.php b/inc/enqueue.php
index 7816b7c..6a4b98d 100644
--- a/inc/enqueue.php
+++ b/inc/enqueue.php
@@ -6,9 +6,9 @@
  */
 
 function understrap_scripts() {
-    wp_enqueue_style( 'understrap-styles', get_stylesheet_directory_uri() . '/css/theme.min.css', array(), '0.3.8');
+    wp_enqueue_style( 'understrap-styles', get_stylesheet_directory_uri() . '/css/theme.min.css', array(), '0.4.0');
     wp_enqueue_script('jquery'); 
-    wp_enqueue_script( 'understrap-scripts', get_template_directory_uri() . '/js/theme.min.js', array(), '0.3.8', true );
+    wp_enqueue_script( 'understrap-scripts', get_template_directory_uri() . '/js/theme.min.js', array(), '0.4.0', true );
 
     if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
         wp_enqueue_script( 'comment-reply' );
diff --git a/package.json b/package.json
index 94b80cb..8cb5c4f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "understrap",
-  "version": "0.3.8",
+  "version": "0.4.0",
   "description": "Wordpress Theme framework",
   "main": "index.js",
   "scripts": {