diff --git a/webapp/models/Staking.php b/webapp/models/Staking.php
index a9d20005..0f6e2f4c 100644
--- a/webapp/models/Staking.php
+++ b/webapp/models/Staking.php
@@ -240,6 +240,7 @@ class Staking extends BaseModel {
                 $dto['cec_rewards'] = $srcDailyRewards * $saveDays;
             } else {
                 if ($saveDays >= 30 * 12 * 2) {
+                    $stakedDays = intval(($dto['redeem_time'] - myself()->_getNowTime()) / 3600 / 24);
                     $dto['cec_rewards'] = $srcDailyRewards * min(30 * 12, $stakedDays) * 0.6 * 0.25;
                     $dto['cec_rewards'] += $srcDailyRewards * max(0, $stakedDays - 30 * 12) * 0.4 * 0.25;
                 } else {