diff --git a/src/Woocommerce/ProductService.php b/src/Woocommerce/ProductService.php
index 9531bb3..697abcb 100644
--- a/src/Woocommerce/ProductService.php
+++ b/src/Woocommerce/ProductService.php
@@ -22,7 +22,7 @@ public static function addEconomicProductFieldWithWrapper(): void
     public static function addEconomicProductField($loop, $variation_data, $variation): void
     {
         woocommerce_wp_text_input([
-            'id' => 'economic_product_id_'."[{$loop}]",
+            'id' => 'economic_product_id_' . "[{$loop}]",
             'label' => __('E-conomic produkt id', 'mt-wc-economic'),
             'placeholder' => __('E-conomic produkt id', 'mt-wc-economic'),
             'desc_tip' => 'true',
diff --git a/src/Woocommerce/WC_Gateway_Economic_Invoice.php b/src/Woocommerce/WC_Gateway_Economic_Invoice.php
index 6eebba1..19f4a0e 100644
--- a/src/Woocommerce/WC_Gateway_Economic_Invoice.php
+++ b/src/Woocommerce/WC_Gateway_Economic_Invoice.php
@@ -24,7 +24,7 @@ public function __construct()
         $this->description = $this->get_option('description');
 
         // This action hook saves the settings
-        add_action('woocommerce_update_options_payment_gateways_'.$this->id, [$this, 'process_admin_options']);
+        add_action('woocommerce_update_options_payment_gateways_' . $this->id, [$this, 'process_admin_options']);
 
         add_action('woocommerce_new_order', [$this, 'onNewOrder'], 10, 1);
         add_action('woocommerce_order_status_completed', [$this, 'onOrderCompleted'], 10, 1);
@@ -274,7 +274,7 @@ public function eanFieldUpdateOrderMeta($order_id): void
 
     public function addEanFieldFisplayAdminOrderMeta($order): void
     {
-        echo '<p><strong>'.__('EAN nummer', 'woocommerce').':</strong> '.get_post_meta($order->get_id(), 'economic_billing_ean', true).'</p>';
+        echo '<p><strong>' . __('EAN nummer', 'woocommerce') . ':</strong> ' . get_post_meta($order->get_id(), 'economic_billing_ean', true) . '</p>';
     }
 
     public function isSettingsPage()