diff --git a/assets/js/parcelshop.js b/assets/js/parcelshop.js
index 58fcc7d..241dc11 100644
--- a/assets/js/parcelshop.js
+++ b/assets/js/parcelshop.js
@@ -157,7 +157,7 @@ function getLogo(carrier_name) {
         case "GLS":
             logo = "GLS-locator.png";
             break;
-        case "POST_NL":
+        case "POSTNL":
             logo = "POSTNL-locator.png";
             break;
         default:
@@ -169,7 +169,7 @@ function getLogo(carrier_name) {
 // Adds a marker for the respective parcelshop
 function addMarkerToMap(lat, lng, logo, index) {
     var markerImage = {
-        url: "../../wp-content/plugins/woocommerce-wuunder/assets/images/parcelshop/" + logo,
+        url: pluginPath + "/assets/images/parcelshop/" + logo,
         size: new google.maps.Size(81, 101),
         origin: new google.maps.Point(0, 0),
         anchor: new google.maps.Point(17, 34),
@@ -275,7 +275,7 @@ function addParcelshopList(data) {
         var node = document.createElement("div");
         node.className += "parcelshopItem parcelshopItem" + i;
         node.onclick = parcelshopItemCallbackClosure(shops.latitude, shops.longitude);
-        node.innerHTML = "<div id='parcelshopItem_logo'><img id='company_logo' src='../../wp-content/plugins/woocommerce-wuunder/assets/images/parcelshop/" + logo + "'></div>" +
+        node.innerHTML = "<div id='parcelshopItem_logo'><img id='company_logo' src='" + pluginPath + "/assets/images/parcelshop/" + logo + "'></div>" +
             "<div id='parcelshopItem_text'><div id='company_info'><div id='company_name'><strong>" + capFirst(shops.company_name) + "</strong></div>" +
             "<div id='street_name_and_number'>" + capFirst(shops[0].street_name) + " " + shops[0].house_number + "</div>" +
             "<div id='zip_code_and_city'>" + shops[0].zip_code + " " + shops[0].city + "</div>" +
diff --git a/includes/checkout.php b/includes/checkout.php
index ac56c6e..9a61b7f 100644
--- a/includes/checkout.php
+++ b/includes/checkout.php
@@ -9,8 +9,7 @@ function callback_for_setting_up_scripts()
 {
     if (class_exists('WC_wuunder_parcelshop')) {
         $style_file = dirname(plugin_dir_url(__FILE__)) . "/assets/css/parcelshop.css";
-        $shipping_method = new WC_wuunder_parcelshop();
-        $google_api_key = $shipping_method->get_option('google_api_key');
+        $google_api_key = get_option("wc_wuunder_google_maps_api_key");
         $script_file = "//maps.googleapis.com/maps/api/js?key=" . $google_api_key;
         wp_register_style('wuunderCSS', $style_file);
         wp_enqueue_style('wuunderCSS');
@@ -64,6 +63,9 @@ function parcelshop_html()
 
       </div>
     </div>
+    <script>
+        var pluginPath = "$pluginPath";
+    </script>
     <script type="text/javascript" data-cfasync="false" src="$pluginPathJS"></script>
 EOT;
 }
diff --git a/includes/parcelshop.php b/includes/parcelshop.php
index e93863a..fce6d58 100644
--- a/includes/parcelshop.php
+++ b/includes/parcelshop.php
@@ -21,7 +21,7 @@ function parcelShopLocator()
     $connector->setLanguage("NL");
     $parcelshopsRequest = $connector->getParcelshopsByAddress();
     $parcelshopsConfig = new \Wuunder\Api\Config\ParcelshopsConfig();
-    $parcelshopsConfig->setProviders(array("DHL_PARCEL", "DPD"));
+    $parcelshopsConfig->setProviders(array("DHL_PARCEL", "DPD", "POST_NL"));
     $parcelshopsConfig->setAddress($shipping_address);
 
     if ($parcelshopsConfig->validate()) {
diff --git a/includes/wcwuunder-create.php b/includes/wcwuunder-create.php
index 4792751..b049bc6 100644
--- a/includes/wcwuunder-create.php
+++ b/includes/wcwuunder-create.php
@@ -6,18 +6,19 @@
     class WC_Wuunder_Create
     {
         public $order_id;
-        private $version_obj = array(
-            "product" => "Woocommerce extension",
-            "version" => array(
-                "build" => "2.4.0",
-                "plugin" => "2.0"),
-            "platform" => array(
-                "name" => "OpenCart",
-                "build" => VERSION
-            ));
+        private $version_obj;
 
         public function __construct()
         {
+            $this->version_obj = array(
+                "product" => "Woocommerce extension",
+                "version" => array(
+                    "build" => "2.4.0",
+                    "plugin" => "2.0"),
+                "platform" => array(
+                    "name" => "Woocommerce",
+                    "build" => WC()->version
+                ));
             add_action('load-edit.php', array(&$this, 'generateBookingUrl'));
             add_action('load-edit.php', array(&$this, 'test'));
             add_action('woocommerce_admin_order_actions_end', array(&$this, 'add_listing_actions'));
diff --git a/includes/wcwuunder-settings.php b/includes/wcwuunder-settings.php
index d2c0bf8..11fe253 100644
--- a/includes/wcwuunder-settings.php
+++ b/includes/wcwuunder-settings.php
@@ -137,6 +137,12 @@ public static function get_settings()
                         'options' => $mappedStatuses,
                         'id' => 'wc_wuunder_post_booking_status'
                     ),
+                    'google_maps_api_key' => array(
+                        'name' => __('Google maps api key, for parcelshop locator:', 'woocommerce-wuunder'),
+                        'type' => 'text',
+                        'options' => $mappedStatuses,
+                        'id' => 'wc_wuunder_google_maps_api_key'
+                    ),
                     'section_end' => array(
                         'type' => 'sectionend',
                         'id' => 'wc_wuunder_section_end'
diff --git a/includes/wcwuunder-shipping-method.php b/includes/wcwuunder-shipping-method.php
index caf968a..29ebedb 100644
--- a/includes/wcwuunder-shipping-method.php
+++ b/includes/wcwuunder-shipping-method.php
@@ -30,14 +30,12 @@ public function __construct($instance_id = 0)
                     $this->supports = array(
                         'shipping-zones',
                         'instance-settings',
-                        'instance-settings-modal',
-                        'settings'
+                        'instance-settings-modal'
                     );
 
                     // These are the options set by the user
                     $this->cost = $this->get_option('cost');
                     $this->carriers = $this->get_option('select_carriers');
-                    $this->google_api_key = $this->get_option('google_api_key');
                     $this->init();
                 }
 
@@ -59,19 +57,12 @@ function init()
 
                 function init_form_fields()
                 {
-                    $this->form_fields = array(
-                        // Commented for now until its working.
-                        // 'enabled' => array(
-                        //      'title' => __( 'Enable/Disable', 'woocommerce' ),
-                        //      'type' => 'checkbox',
-                        //      'description' => __( 'Enable this shipping.', 'woocommerce' ),
-                        //      'default' => 'yes'
-                        // 	),
+                    $this->instance_form_fields = array(
                         'cost' => array(
                             'title' => __('Kosten', 'woocommerce'),
                             'type' => 'number',
                             'description' => __('Kosten voor gebruik Parcelshop pick-up', 'woocommerce'),
-                            'default' => 5.0
+                            'default' => 0.0
                         ),
                         'select_carriers' => array(
                             'title' => __('Welke Carriers', 'woocommerce'),
@@ -83,12 +74,6 @@ function init_form_fields()
                                 'PostNL' => __("PostNL")
                             )
                         ),
-                        'google_api_key' => array(
-                            'title' => __('Google API key', 'woocommerce'),
-                            'type' => 'text',
-                            'description' => __('Google maps api key', 'woocommerce'),
-                            'default' => ""
-                        ),
                     );
                 }