diff --git a/plugins/woocommerce/includes/admin/class-wc-admin-assets.php b/plugins/woocommerce/includes/admin/class-wc-admin-assets.php
index cf191c483e2..2694a070438 100644
--- a/plugins/woocommerce/includes/admin/class-wc-admin-assets.php
+++ b/plugins/woocommerce/includes/admin/class-wc-admin-assets.php
@@ -149,7 +149,7 @@ if ( ! class_exists( 'WC_Admin_Assets', false ) ) :
 			wp_register_script( 'wc-shipping-zone-methods', WC()->plugin_url() . '/assets/js/admin/wc-shipping-zone-methods' . $suffix . '.js', array( 'jquery', 'wp-util', 'underscore', 'backbone', 'jquery-ui-sortable', 'wc-backbone-modal' ), $version );
 			wp_register_script( 'wc-shipping-classes', WC()->plugin_url() . '/assets/js/admin/wc-shipping-classes' . $suffix . '.js', array( 'jquery', 'wp-util', 'underscore', 'backbone', 'wc-backbone-modal' ), $version, array( 'in_footer' => false ) );
 			wp_register_script( 'wc-clipboard', WC()->plugin_url() . '/assets/js/admin/wc-clipboard' . $suffix . '.js', array( 'jquery' ), $version );
-			wp_register_script( 'select2', WC()->plugin_url() . '/assets/js/selectWoo/selectWoo.full' . $suffix . '.js', array( 'jquery' ), '1.0.6' );
+			wp_register_script( 'select2', WC()->plugin_url() . '/assets/js/selectWoo/selectWoo.full' . $suffix . '.js', array( 'jquery' ), '4.0.3' );
 			wp_register_script( 'selectWoo', WC()->plugin_url() . '/assets/js/selectWoo/selectWoo.full' . $suffix . '.js', array( 'jquery' ), '1.0.6' );
 			wp_register_script( 'wc-enhanced-select', WC()->plugin_url() . '/assets/js/admin/wc-enhanced-select' . $suffix . '.js', array( 'jquery', 'selectWoo' ), $version );
 			wp_register_script( 'js-cookie', WC()->plugin_url() . '/assets/js/js-cookie/js.cookie' . $suffix . '.js', array(), '2.1.4', true );
diff --git a/plugins/woocommerce/includes/class-wc-frontend-scripts.php b/plugins/woocommerce/includes/class-wc-frontend-scripts.php
index c52309655aa..956fc8bab24 100644
--- a/plugins/woocommerce/includes/class-wc-frontend-scripts.php
+++ b/plugins/woocommerce/includes/class-wc-frontend-scripts.php
@@ -241,7 +241,7 @@ class WC_Frontend_Scripts {
 			'selectWoo'                  => array(
 				'src'     => self::get_asset_url( 'assets/js/selectWoo/selectWoo.full' . $suffix . '.js' ),
 				'deps'    => array( 'jquery' ),
-				'version' => '1.0.9-wc.' . $version,
+				'version' => '4.0.3-wc.' . $version,
 			),
 			'wc-address-i18n'            => array(
 				'src'     => self::get_asset_url( 'assets/js/frontend/address-i18n' . $suffix . '.js' ),