From d803ae57ae20ee1e38ff8bf47484dfada7eef79d Mon Sep 17 00:00:00 2001
From: Mohamed Said <themohamedsaid@gmail.com>
Date: Fri, 19 Feb 2021 09:50:01 +0200
Subject: [PATCH]      fix removing tax rates

---
 src/Subscription.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Subscription.php b/src/Subscription.php
index 42a4b67c..c3656fb5 100644
--- a/src/Subscription.php
+++ b/src/Subscription.php
@@ -1066,7 +1066,7 @@ public function syncTaxRates()
     {
         $stripeSubscription = $this->asStripeSubscription();
 
-        $stripeSubscription->default_tax_rates = $this->user->taxRates() ?: '';
+        $stripeSubscription->default_tax_rates = $this->user->taxRates() ?: null;
 
         $stripeSubscription->proration_behavior = $this->prorateBehavior();
 
@@ -1075,7 +1075,7 @@ public function syncTaxRates()
         foreach ($this->items as $item) {
             $stripeSubscriptionItem = $item->asStripeSubscriptionItem();
 
-            $stripeSubscriptionItem->tax_rates = $this->getPlanTaxRatesForPayload($item->stripe_plan) ?: '';
+            $stripeSubscriptionItem->tax_rates = $this->getPlanTaxRatesForPayload($item->stripe_plan) ?: null;
 
             $stripeSubscriptionItem->proration_behavior = $this->prorateBehavior();