diff --git a/frontend/src/app/markets/[id]/page.tsx b/frontend/src/app/markets/[id]/page.tsx
index 5ae3a63..042b96c 100644
--- a/frontend/src/app/markets/[id]/page.tsx
+++ b/frontend/src/app/markets/[id]/page.tsx
@@ -7,7 +7,7 @@ import { useWallet } from "@/hooks/useWallet";
 import { useToken } from "@/hooks/useToken";
 import { pollMarketEvents } from "@/services/events";
 import { getXlmBalance } from "@/services/soroban";
-import { displayXLM, formatXLM, calculatePayout, truncateAddress } from "@/utils/helpers";
+import { displayXLM, formatXLM, calculatePayout, truncateAddress, formatDate } from "@/utils/helpers";
 import {
   WIN_POINTS,
   LOSE_POINTS,
@@ -319,7 +319,7 @@ export default function MarketDetailPage({
                       </span>
                     </div>
                     <span className="text-xs text-slate-600 shrink-0">
-                      {new Date(evt.timestamp * 1000).toLocaleTimeString()}
+                      {formatDate(evt.timestamp)}
                     </span>
                   </div>
                 ))}
diff --git a/frontend/src/utils/helpers.ts b/frontend/src/utils/helpers.ts
index 4688130..e8d0a12 100644
--- a/frontend/src/utils/helpers.ts
+++ b/frontend/src/utils/helpers.ts
@@ -78,7 +78,7 @@ export function timeUntil(timestamp: number): string {
  * Format a Unix timestamp to a locale-aware date string.
  */
 export function formatDate(timestamp: number): string {
-  return new Date(timestamp * 1000).toLocaleDateString("en-US", {
+  return new Date(timestamp * 1000).toLocaleDateString(undefined, {
     year: "numeric",
     month: "short",
     day: "numeric",