diff --git a/webapp/models/Staking.php b/webapp/models/Staking.php
index b08862b5..f309058d 100644
--- a/webapp/models/Staking.php
+++ b/webapp/models/Staking.php
@@ -248,14 +248,16 @@ class Staking extends BaseModel {
             }
             $dto['total_rewards'] = $dto['cec_rewards'];
         } else {
+            $stakedDays = max($stakedDays, 0);
+            $stakedDays = min($stakedDays, $saveDays);
             if ($dto['remain_days'] <= 0 ) {
-                $dto['cec_rewards'] = $srcDailyRewards * $saveDays;
+                $dto['cec_rewards'] = $srcDailyRewards * $stakedDays;
             } else {
                 if ($saveDays >= 30 * 12 * 2) {
                     $dto['cec_rewards'] = $srcDailyRewards * min(30 * 12, $stakedDays) * 0.6;
                     $dto['cec_rewards'] += $srcDailyRewards * max(0, $stakedDays - 30 * 12) * 0.4;
                 } else {
-                    $dto['cec_rewards'] = $dto['daily_rewards'] * ($saveDays - $dto['remain_days']);
+                    $dto['cec_rewards'] = $dto['daily_rewards'] * $stakedDays;
                 }
             }
             $dto['total_rewards'] = $dto['cec_rewards'];