diff --git a/app/Models/AgentProduct.php b/app/Models/AgentProduct.php
index 4a6bafa..a4bb481 100644
--- a/app/Models/AgentProduct.php
+++ b/app/Models/AgentProduct.php
@@ -7,7 +7,6 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 class AgentProduct extends BaseModel
 {
     use HasFactory;
-	protected $dateFormat = 'U';
 
     public function product()
 	{
diff --git a/app/Models/Article.php b/app/Models/Article.php
index afb4cf9..66152a6 100644
--- a/app/Models/Article.php
+++ b/app/Models/Article.php
@@ -7,5 +7,4 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 class Article extends BaseModel
 {
     use HasFactory;
-	protected $dateFormat = 'U';
 }
diff --git a/app/Models/BaseModel.php b/app/Models/BaseModel.php
index 9ba1b64..79abcc8 100644
--- a/app/Models/BaseModel.php
+++ b/app/Models/BaseModel.php
@@ -5,15 +5,10 @@ use Illuminate\Database\Eloquent\Model;
 
 class BaseModel extends Model
 {
+	protected $dateFormat = 'U';
     # 使用空方法覆盖，不转换时间戳
-    public function getUpdatedAtColumn()
-    {
-
-    }
+    public function getUpdatedAtColumn() { }
 
     # 使用空方法覆盖，不转换时间戳
-    public function getCreatedAtColumn()
-    {
-
-    }
+    public function getCreatedAtColumn() { }
 }
diff --git a/app/Models/Channel.php b/app/Models/Channel.php
index 2c17365..32b4129 100644
--- a/app/Models/Channel.php
+++ b/app/Models/Channel.php
@@ -13,5 +13,4 @@ use Illuminate\Database\Eloquent\SoftDeletes;
 class Channel extends BaseModel
 {
     use HasFactory, SoftDeletes;
-    protected $dateFormat = 'U';
 }