From 1f36f1e9f2a86bd287cb026aa6561609b159d300 Mon Sep 17 00:00:00 2001
From: Conner Turnbull <cturnbull@bitwarden.com>
Date: Thu, 7 Nov 2024 12:52:40 -0500
Subject: [PATCH] Updated to include case where old key already exists

---
 src/Core/Services/Implementations/StripePaymentService.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Core/Services/Implementations/StripePaymentService.cs b/src/Core/Services/Implementations/StripePaymentService.cs
index 60dff6ae6b37..259a4eb7572a 100644
--- a/src/Core/Services/Implementations/StripePaymentService.cs
+++ b/src/Core/Services/Implementations/StripePaymentService.cs
@@ -1360,8 +1360,9 @@ public async Task<bool> UpdatePaymentMethodAsync(ISubscriber subscriber, Payment
         {
             if (braintreeCustomer?.Id != stripeCustomerMetadata["btCustomerId"])
             {
-                stripeCustomerMetadata.Add("btCustomerId_old", stripeCustomerMetadata["btCustomerId"]);
+                stripeCustomerMetadata["btCustomerId_old"] = stripeCustomerMetadata["btCustomerId"];
             }
+
             stripeCustomerMetadata["btCustomerId"] = braintreeCustomer?.Id;
         }
         else if (!string.IsNullOrWhiteSpace(braintreeCustomer?.Id))