diff --git a/cmd/checkout/pool-server.go b/cmd/checkout/pool-server.go
index a270fbb..ca29eba 100644
--- a/cmd/checkout/pool-server.go
+++ b/cmd/checkout/pool-server.go
@@ -386,14 +386,22 @@ func (s *CheckoutPoolServer) GetPaymentSessionHandler(w http.ResponseWriter, r *
 	}
 	switch payment.Provider {
 	case "adyen":
-		// Get Adyen session details
-		service := s.adyenClient.Checkout()
-		req := service.PaymentsApi.GetResultOfPaymentSessionInput(payment.PaymentId)
-		res, _, err := service.PaymentsApi.GetResultOfPaymentSession(r.Context(), req)
+		// For Adyen, recreate the session with updated cart data
+		// The frontend uses this to reinitialize the Drop-in component
+		meta := GetCheckoutMetaFromRequest(r)
+		sessionData, err := BuildAdyenCheckoutSession(grain, meta)
 		if err != nil {
+			logger.Error("unable to build adyen session", "error", err)
 			return err
 		}
-		return s.WriteResult(w, res)
+		service := s.adyenClient.Checkout()
+		req := service.PaymentsApi.SessionsInput().CreateCheckoutSessionRequest(*sessionData)
+		session, _, err := service.PaymentsApi.Sessions(r.Context(), req)
+		if err != nil {
+			logger.Error("unable to create adyen session", "error", err)
+			return err
+		}
+		return s.WriteResult(w, session)
 	case "klarna":
 		order, err := s.CreateOrUpdateCheckout(r, grain, &payment.PaymentId)
 		if err != nil {