diff --git a/src/include/class-wc-retailcrm-history.php b/src/include/class-wc-retailcrm-history.php
index 50ddbbe..b6b8471 100644
--- a/src/include/class-wc-retailcrm-history.php
+++ b/src/include/class-wc-retailcrm-history.php
@@ -1355,6 +1355,7 @@ if (!class_exists('WC_Retailcrm_History')) :
 
                 if ($wcObject instanceof WC_Order) {
                     $wcObject->update_meta_data($metaKey, $crmData['customFields'][$customKey]);
+                    $wcObject->save_meta_data();
                 } else {
                     update_user_meta($wcObject->get_id(), $metaKey, $crmData['customFields'][$customKey]);
                 }
diff --git a/src/include/functions.php b/src/include/functions.php
index df5d27c..4f82f5b 100644
--- a/src/include/functions.php
+++ b/src/include/functions.php
@@ -202,10 +202,3 @@ function useHpos()
     return class_exists(Automattic\WooCommerce\Utilities\OrderUtil::class)
         && Automattic\WooCommerce\Utilities\OrderUtil::custom_orders_table_usage_is_enabled();
 }
-
-// TODO добавить правильно
-add_action('before_woocommerce_init', function() {
-    if (class_exists( Automattic\WooCommerce\Utilities\FeaturesUtil::class)) {
-        Automattic\WooCommerce\Utilities\FeaturesUtil::declare_compatibility('custom_order_tables', 'retailcrm.php', true);
-    }
-});
diff --git a/src/retailcrm.php b/src/retailcrm.php
index 9003749..a18b7c6 100644
--- a/src/retailcrm.php
+++ b/src/retailcrm.php
@@ -211,4 +211,10 @@ if (!class_exists( 'WC_Integration_Retailcrm')) :
     $plugin->register_deactivation_hook();
 
     add_action('plugins_loaded', ['WC_Integration_Retailcrm', 'get_instance'], 0);
+
+    add_action('before_woocommerce_init', function() {
+        if (class_exists( Automattic\WooCommerce\Utilities\FeaturesUtil::class)) {
+            Automattic\WooCommerce\Utilities\FeaturesUtil::declare_compatibility('custom_order_tables', __FILE__, true);
+        }
+    });
 endif;