diff --git a/app/Helpers/Subscription/SubscriptionCalculator.php b/app/Helpers/Subscription/SubscriptionCalculator.php
index 18dc20cd2..77f14f16f 100644
--- a/app/Helpers/Subscription/SubscriptionCalculator.php
+++ b/app/Helpers/Subscription/SubscriptionCalculator.php
@@ -69,7 +69,7 @@ class SubscriptionCalculator
         if($refund_invoice)
         {
             $subscription = Subscription::find($this->invoice->subscription_id);
-            $pro_rata = new ProRata();
+            $pro_rata = new ProRata;
 
             $to_date = $subscription->service()->getNextDateForFrequency(Carbon::parse($refund_invoice->date), $subscription->frequency_id); 
 
diff --git a/app/Utils/SystemHealth.php b/app/Utils/SystemHealth.php
index fb329a85e..b6ae0d3c8 100644
--- a/app/Utils/SystemHealth.php
+++ b/app/Utils/SystemHealth.php
@@ -25,17 +25,13 @@ use Illuminate\Support\Facades\Queue;
 class SystemHealth
 {
     private static $extensions = [
-        // 'mysqli',
         'gd',
         'curl',
         'zip',
-//        'gmp',
         'openssl',
         'mbstring',
         'xml',
         'bcmath',
-        // 'mysqlnd',
-        //'intl', //todo double check whether we need this for email dns validation
     ];
 
     private static $php_version = 7.4;