diff --git a/web/src/components/CompetitionPage.tsx b/web/src/components/CompetitionPage.tsx
index b123a75b..3168bd14 100644
--- a/web/src/components/CompetitionPage.tsx
+++ b/web/src/components/CompetitionPage.tsx
@@ -116,7 +116,7 @@ export function CompetitionPage() {
               {t('realTimePnL', language)}
             </div>
           </div>
-          <ComparisonChart traders={sortedTraders} />
+          <ComparisonChart traders={sortedTraders.slice(0, 5)} />
         </div>
 
         {/* Right: Leaderboard */}
diff --git a/web/src/lib/api.ts b/web/src/lib/api.ts
index 607f4be6..0e066dce 100644
--- a/web/src/lib/api.ts
+++ b/web/src/lib/api.ts
@@ -260,10 +260,10 @@ export const api = {
     return res.json();
   },
 
-  // 获取前10名交易员数据（无需认证）
+  // 获取前5名交易员数据（无需认证）
   async getTopTraders(): Promise<any[]> {
     const res = await fetch(`${API_BASE}/top-traders`);
-    if (!res.ok) throw new Error('获取前10名交易员失败');
+    if (!res.ok) throw new Error('获取前5名交易员失败');
     return res.json();
   },