diff --git a/app/client/page.tsx b/app/client/page.tsx
index dfc02c2..ccd2e3c 100644
--- a/app/client/page.tsx
+++ b/app/client/page.tsx
@@ -211,7 +211,7 @@ export default function ClientPage() {
                 <tbody className="bg-white divide-y divide-gray-200">
                   {tickets.slice(0, 5).map((ticket) => {
                     const prizeConfig = ticket.prize
-                      ? PRIZE_CONFIG[ticket.prize.type]
+                      ? PRIZE_CONFIG[ticket.prize.type as keyof typeof PRIZE_CONFIG]
                       : null;
 
                     return (