diff --git a/src/api_s2c/event/payForDiamond/ApiReceive.ts b/src/api_s2c/event/payForDiamond/ApiReceive.ts
index bb1d00d..cb45b06 100644
--- a/src/api_s2c/event/payForDiamond/ApiReceive.ts
+++ b/src/api_s2c/event/payForDiamond/ApiReceive.ts
@@ -67,7 +67,7 @@ export default async function (call: ApiCall<ReqReceive, ResReceive>) {
         }
         const activityData = canReceiveResult.activityInfo.data;
         const remaining = typeof activityData['remaining'] === 'number'? activityData['remaining'] : activityData['totalmoney'];
-        const { group, maxAmount } = randomWithWeight(activityData['groupConf']['arr']);
+        const { group, maxAmount } = randomWithWeight(activityData['groupConf']['base']['arr']);
         const gotAmount = calcDiamondGot(remaining, group, maxAmount);
         // 减去余额
         const filter = {