diff --git a/server/light_backtask/task/vester.go b/server/light_backtask/task/vester.go
index bcc7d1e5..76b3b691 100644
--- a/server/light_backtask/task/vester.go
+++ b/server/light_backtask/task/vester.go
@@ -9,6 +9,9 @@ import (
 	"fmt"
 )
 
+const VESTER_DEPOSIT_EVENT_NAME = "Deposit"
+const VESTER_WITHDRAW_EVENT_NAME = "Withdraw"
+
 /*
 Deposit amount his_amount 衰减,最后的存覆盖之前的
 Withdraw 所有