diff --git a/app/common/model/InvStockLog.php b/app/common/model/InvStockLog.php
index 7c580df..f8c4aac 100644
--- a/app/common/model/InvStockLog.php
+++ b/app/common/model/InvStockLog.php
@@ -24,12 +24,19 @@ class InvStockLog extends Model
         'operator_id',
         'operator_name',
         'remark',
+        'updated_at',
         'created_at',
     ];
 
-    protected $casts = [
-        'created_at' => 'timestamp',
-    ];
+    /**
+     * Indicates if the model should be timestamped.
+     *
+     * @var bool
+     */
+    public $timestamps = true;
+
+
+    protected $dateFormat = 'U';
 
     public const CHANGE_TYPE_IN = 1;           // 入库
     public const CHANGE_TYPE_OUT_CLAIM = 2;     // 出库（领用）
diff --git a/app/common/service/InvItemService.php b/app/common/service/InvItemService.php
index 4048d1f..d107a75 100644
--- a/app/common/service/InvItemService.php
+++ b/app/common/service/InvItemService.php
@@ -159,6 +159,8 @@ class InvItemService
             'operator_name' => $name,
             'remark' => '管理员修改数量',
         ], $change_qty);
+        
+        return $data;
     }
 
     /**
diff --git a/app/common/service/InvStockLogService.php b/app/common/service/InvStockLogService.php
index c2ab23c..8153a9f 100644
--- a/app/common/service/InvStockLogService.php
+++ b/app/common/service/InvStockLogService.php
@@ -39,6 +39,7 @@ class InvStockLogService
             'operator_id' => $data['operator_id'] ?? null,
             'operator_name' => $data['operator_name'] ?? null,
             'remark' => $data['remark'] ?? null,
+            'updated_at' => time(),
             'created_at' => time(),
         ]);
     }