diff --git a/src/hooks/useCEODashboard.ts b/src/hooks/useCEODashboard.ts
index 2d9d5dea..8b91fbf3 100644
--- a/src/hooks/useCEODashboard.ts
+++ b/src/hooks/useCEODashboard.ts
@@ -856,8 +856,8 @@ export function useMonthlyExpenseDetail() {
 
       // 단일 API 엔드포인트 사용 (transaction_type으로 필터링)
       endpoint = transactionType
-        ? `/api/v1/expected-expenses/dashboard-detail?transaction_type=${transactionType}`
-        : '/api/v1/expected-expenses/dashboard-detail';
+        ? `/api/proxy/expected-expenses/dashboard-detail?transaction_type=${transactionType}`
+        : '/api/proxy/expected-expenses/dashboard-detail';
 
       const transformer = (data: unknown) =>
         transformExpectedExpenseDetailResponse(data as ExpectedExpenseDashboardDetailApiResponse, cardId);