diff --git a/packages/server/src/routes/index/stripe.ts b/packages/server/src/routes/index/stripe.ts
index 03456cc00..b674e269c 100644
--- a/packages/server/src/routes/index/stripe.ts
+++ b/packages/server/src/routes/index/stripe.ts
@@ -77,6 +77,7 @@ export const postHandlers: PostHandlers = {
 			subscription_data: {
 				trial_period_days: 14,
 			},
+			allow_promotion_codes: true,
 			// {CHECKOUT_SESSION_ID} is a string literal; do not change it!
 			// the actual Session ID is returned in the query parameter when your customer
 			// is redirected to the success page.