diff --git a/webapp/models/Staking.php b/webapp/models/Staking.php
index 8b64f268..c4b9836b 100644
--- a/webapp/models/Staking.php
+++ b/webapp/models/Staking.php
@@ -212,8 +212,8 @@ class Staking extends BaseModel {
             'stacked_num' => $row['stacked_num'],
             'cec_value' => $stakingMeta['stake_value']
         );
-        $passedDays = intval(((myself()->_getNowDaySeconds() + 3600 * 24) -
-                              myself()->_getDaySeconds($row['start_time'])) /
+        $passedDays = intval(((myself()->_getNowDaySeconds()) -
+                              (myself()->_getDaySeconds($row['start_time']) + 3600 * 24)) /
                              3600 / 24);
         $passedDays = max(0, $passedDays);
         $saveDays = max(0, intval($row['stake_time'] / 3600 / 24));