diff --git a/facebook-for-woocommerce.php b/facebook-for-woocommerce.php
index 73dd4dd1f..f7f5b22ef 100644
--- a/facebook-for-woocommerce.php
+++ b/facebook-for-woocommerce.php
@@ -21,8 +21,20 @@
  * @package FacebookCommerce
  */
 
+use Automattic\WooCommerce\Utilities\FeaturesUtil;
+
 defined( 'ABSPATH' ) || exit;
 
+// HPOS compatibility declaration.
+add_action(
+	'before_woocommerce_init',
+	function() {
+		if ( class_exists( FeaturesUtil::class ) ) {
+			FeaturesUtil::declare_compatibility( 'custom_order_tables', plugin_basename( __FILE__ ), false );
+		}
+	}
+);
+
 /**
  * The plugin loader class.
  *