diff --git a/classes/class-cpt-wplf-form.php b/classes/class-cpt-wplf-form.php
index fc017f6..63726de 100644
--- a/classes/class-cpt-wplf-form.php
+++ b/classes/class-cpt-wplf-form.php
@@ -969,7 +969,7 @@ public function maybe_enqueue_frontend_script() {
     wp_localize_script('wplf-form-js', 'ajax_object', apply_filters( 'wplf_ajax_object', array(
       'ajax_url' => apply_filters( 'wplf_ajax_endpoint', "$admin_url?action=wplf_submit" ),
       'ajax_credentials' => apply_filters( 'wplf_ajax_fetch_credentials_mode', 'same-origin' ),
-      'request_headers' => apply_filters( 'wplf_ajax_request_headers', '?action=wplf_submit' ),
+      'request_headers' => (object) apply_filters( 'wplf_ajax_request_headers', [] ),
       'wplf_assets_dir' => plugin_dir_url( realpath( __DIR__ . '/../wp-libre-form.php' ) ) . 'assets',
     ) ) );
   }
diff --git a/wp-libre-form.php b/wp-libre-form.php
index 374d7d2..9022c26 100644
--- a/wp-libre-form.php
+++ b/wp-libre-form.php
@@ -3,7 +3,7 @@
  * Plugin name: WP Libre Form
  * Plugin URI: https://github.com/hencca/wp-libre-form
  * Description: A minimal HTML form builder for WordPress; made for developers
- * Version: 1.5.0
+ * Version: 1.5.0.1
  * Author: @anttiviljami
  * Author URI: https://github.com/anttiviljami/
  * License: GPLv3
@@ -32,7 +32,7 @@
 
 if ( ! class_exists( 'WP_Libre_Form' ) ) :
 
-define( 'WPLF_VERSION', '1.5.0' );
+define( 'WPLF_VERSION', '1.5.0.1' );
 
 class WP_Libre_Form {
   public static $instance;