diff --git a/app/Services/BiAngDeviceLogService.php b/app/Services/BiAngDeviceLogService.php
index 474b4bb..f05bb5d 100644
--- a/app/Services/BiAngDeviceLogService.php
+++ b/app/Services/BiAngDeviceLogService.php
@@ -513,7 +513,7 @@ class BiAngDeviceLogService
             foreach ($data as $key => $item) {
                 if ($item['count'] > 0) {
                     if ($key === 'killed_num') {
-                        $attributes[$key] = $item['sum'];
+                        $attributes[$key] = (int) $item['sum'];
                     } else {
                         $attributes[$key] = round(bcdiv($item['sum'], $item['count'], 2), 2);
                     }