diff --git a/rpc/user_center_func.go b/rpc/user_center_func.go
index 2370ea0b8ce41b429b7727fbea7544d928a88c6e..1821beb2cda18a867f6607bc3761b9445ad799f9 100644
--- a/rpc/user_center_func.go
+++ b/rpc/user_center_func.go
@@ -47,7 +47,7 @@ func SendFruitMachineToUser(date string, round uint32, userIds []uint64) error {
 		go func(userId uint64, msg *userProxy.FruitMachine, rspUids []uint64, err error) {
 			buf, _ := json.Marshal(msg)
 			AddRpcLog(MsgFruitMachine, userId, string(buf[:]), rspUids, err)
-		}(0, msg, rspUids, err)
+		}(uint64(len(userIds)), msg, rspUids, err)
 
 		if err != nil {
 			mylogrus.MyLog.Errorf("grpc SendFruitMachine send fail")