diff --git a/extend/service/CarInfoHandle.php b/extend/service/CarInfoHandle.php
index 8bf6f5d..6ab29ce 100644
--- a/extend/service/CarInfoHandle.php
+++ b/extend/service/CarInfoHandle.php
@@ -490,7 +490,7 @@ class CarInfoHandle
         for ($row = 2; $row <= $highestRow; $row++) {
             $register_date = $worksheet->getCellByColumnAndRow(2, $row)->getValue();
             if (is_numeric($register_date))
-                $register_date = \PhpOffice\PhpSpreadsheet\Shared\Date::excelToDateTimeObject($register_date);
+                $register_date = \PhpOffice\PhpSpreadsheet\Shared\Date::excelToTimestamp($register_date);
             $row_array[] = [
                     'duty_no' => trim(trim($worksheet->getCellByColumnAndRow(1, $row)->getValue(), '"')),
                     'register_date' => date('Y-m-d', strtotime(trim(trim($register_date, '"')))),