diff --git a/apps/web/src/api/points/index.ts b/apps/web/src/api/points/index.ts
index 1ed8535d8..21d92b3ff 100644
--- a/apps/web/src/api/points/index.ts
+++ b/apps/web/src/api/points/index.ts
@@ -236,16 +236,16 @@ function genMockTransactions(): PointsTransactionsResponse {
   // Rebuild balance_after going forward
   let running = 50 + 0 // after registration gift
   for (let i = items.length - 1; i >= 0; i--) {
-    const it = items[i]
+    const it = items[i] as PointsTransaction & { balance_after?: number }
     if (it.source === "task_reward" && it.description.includes("注册")) running = 50
   }
   running = 50
-  const fwd = [...items].reverse()
+  const fwd = [...items].reverse() as Array<PointsTransaction & { balance_after?: number }>
   for (const it of fwd) {
     running += it.signed_amount
     it.balance_after = running
   }
-  return { items: fwd, total: fwd.length, page: 1, page_size: 20 }
+  return { items: fwd, total: fwd.length, page: 1, page_size: 20 } as PointsTransactionsResponse
 }
 
 // ==================== 真实 API ====================
@@ -284,8 +284,8 @@ export async function createPointsOrder(req: PointsRechargeRequest): Promise<Poi
   if (POINTS_API_MOCK) {
     const pkg = MOCK_PACKAGES.packages.find((p) => p.id === req.package_id)
     const mt = MOCK_PACKAGES.user_member_type
-    const discountKey = `discounted_price_for_${mt}` as const
-    const price = (pkg as PointsPackage & Record<string, number>)?.[discountKey] ?? pkg?.price ?? 0
+    const discountKey = `discounted_price_for_${mt}` as keyof PointsPackage
+    const price = (pkg?.[discountKey] as number | undefined) ?? pkg?.price ?? 0
     return new Promise((r) =>
       setTimeout(
         () =>