diff --git a/src/modules/admin-dashboard/admin-dashboard.service.ts b/src/modules/admin-dashboard/admin-dashboard.service.ts
index 828d5f4..c0b2030 100644
--- a/src/modules/admin-dashboard/admin-dashboard.service.ts
+++ b/src/modules/admin-dashboard/admin-dashboard.service.ts
@@ -57,7 +57,9 @@ export class AdminDashboardService {
       todayAiCalls, todayAiCost: Math.round(todayAiCost * 100) / 100,
       failedTasks,
       upcomingExpirations,
-      serverSummary: null, // filled by server monitor
+      userTrend: [] as { date: string; value: number }[],
+      aiCallTrend: [] as { date: string; value: number }[],
+      serverSummary: null,
     };
 
     // Cache result