diff --git a/src/Stack/Integrations/WooCommerce/WC_Console_Log_Handler.php b/src/Stack/Integrations/WooCommerce/WC_Console_Log_Handler.php
index 12be688..710a840 100644
--- a/src/Stack/Integrations/WooCommerce/WC_Console_Log_Handler.php
+++ b/src/Stack/Integrations/WooCommerce/WC_Console_Log_Handler.php
@@ -9,6 +9,7 @@
 /**
  * Class WC_Console_Log_Handler
  */
+// phpcs:ignore
 class WC_Console_Log_Handler extends \WC_Log_Handler
 {
     /**
@@ -34,6 +35,7 @@ public function handle($timestamp, $level, $message, $context)
         error_log($entry);
     }
 
+    // phpcs:ignore
     protected static function format_context($context)
     {
         $ctx = '';
@@ -56,6 +58,7 @@ protected static function format_context($context)
      *
      * @return string Formatted log entry.
      */
+    // phpcs:ignore
     protected static function format_entry($timestamp, $level, $message, $context)
     {
         if (defined('STACK_JSON_LOG') && true === STACK_JSON_LOG) {
diff --git a/src/Stack/MetricsRegistry.php b/src/Stack/MetricsRegistry.php
index 84febf8..0ab7f12 100644
--- a/src/Stack/MetricsRegistry.php
+++ b/src/Stack/MetricsRegistry.php
@@ -3,6 +3,9 @@
 
 class MetricsRegistry
 {
+    private $registry;
+    private $metrics = [];
+
     public function __construct($metrics = [])
     {
         $storage = function_exists('apcu_enabled') && apcu_enabled()