diff --git a/apps/web/src/app/billing/clients/account-billing.client.ts b/apps/web/src/app/billing/clients/account-billing.client.ts
index 45699dd85a4..1ac9040210b 100644
--- a/apps/web/src/app/billing/clients/account-billing.client.ts
+++ b/apps/web/src/app/billing/clients/account-billing.client.ts
@@ -61,12 +61,13 @@ export class AccountBillingClient {
     organizationKey: string,
     planTier: ProductTierType,
     cadence: SubscriptionCadence,
+    billingAddress: Pick<BillingAddress, "country" | "postalCode">,
   ): Promise<void> => {
     const path = `${this.endpoint}/upgrade`;
     await this.apiService.send(
       "POST",
       path,
-      { organizationName, key: organizationKey, tier: planTier, cadence },
+      { organizationName, key: organizationKey, tier: planTier, cadence, billingAddress },
       true,
       false,
     );
diff --git a/apps/web/src/app/billing/clients/preview-invoice.client.ts b/apps/web/src/app/billing/clients/preview-invoice.client.ts
index e4f49049561..65ed78315d2 100644
--- a/apps/web/src/app/billing/clients/preview-invoice.client.ts
+++ b/apps/web/src/app/billing/clients/preview-invoice.client.ts
@@ -146,7 +146,7 @@ export class PreviewInvoiceClient {
 
   previewProrationForPremiumUpgrade = async (
     planTier: ProductTierType,
-    billingAddress: BillingAddress,
+    billingAddress: Pick<BillingAddress, "country" | "postalCode">,
   ): Promise<ProrationPreviewResponse> => {
     const prorationResponse = await this.apiService.send(
       "POST",