diff --git a/app/admin/model/AdminNotify.php b/app/admin/model/AdminNotify.php
index c10bf9b..a17f770 100644
--- a/app/admin/model/AdminNotify.php
+++ b/app/admin/model/AdminNotify.php
@@ -24,13 +24,13 @@ class AdminNotify extends BaseModel
         $model = new self;
         if ($where['start_time'] != "" && $where['end_time'] != "")
         {
-            $model = $model->where("add_time","between",[strtotime($where['start_time']." 00:00:00"),strtotime($where['end_time']." 23:59:59")]);
+            $model = $model->where("create_time","between",[strtotime($where['start_time']." 00:00:00"),strtotime($where['end_time']." 23:59:59")]);
         }
         if ($where['title'] != '') $model = $model->where("title|content","like","%$where[title]%");
         if ($where['is_read'] != '') $model = $model->where("is_read",$where['is_read']);
         if ($where['aid'] != '') $model = $model->where("aid",$where['aid']);
         $model = $model->order("is_read");
-        $model = $model->order("add_time desc");
+        $model = $model->order("create_time desc");
         return $model->paginate(10)->appends($where);
     }
 
@@ -57,7 +57,7 @@ class AdminNotify extends BaseModel
         $model = new self;
         $model = $model->where("is_read",0);
         $count = self::counts($model);
-        $model = $model->order("add_time desc");
+        $model = $model->order("create_time desc");
         $model = $model->page(1,$num);
         $data = $model->select();
         if ($data) $data = $data->toArray();
diff --git a/app/admin/model/DocumentCategory.php b/app/admin/model/DocumentCategory.php
index 6dceec6..51426f3 100644
--- a/app/admin/model/DocumentCategory.php
+++ b/app/admin/model/DocumentCategory.php
@@ -14,9 +14,6 @@ use app\admin\model\BaseModel;
  */
 class DocumentCategory extends BaseModel
 {
-    // 开启自动写入时间戳字段
-    protected $autoWriteTimestamp = 'datetime';
-
     /**
      * 列表
      * @param $where
diff --git a/app/admin/model/ModelTrait.php b/app/admin/model/ModelTrait.php
index cc12827..5df2bfa 100644
--- a/app/admin/model/ModelTrait.php
+++ b/app/admin/model/ModelTrait.php
@@ -209,7 +209,7 @@ trait ModelTrait
      * @param string $ceil
      * @return array
      */
-    public static function getModelTime($where,$model=null,$prefix='add_time',$data='data',$field=' - '){
+    public static function getModelTime($where,$model=null,$prefix='create_time',$data='data',$field=' - '){
         if ($model == null) $model = new self;
         if(!isset($where[$data])) return $model;
         switch ($where[$data]){
diff --git a/app/admin/view/admin_notify/index.html b/app/admin/view/admin_notify/index.html
index 93e901e..4f0bf80 100644
--- a/app/admin/view/admin_notify/index.html
+++ b/app/admin/view/admin_notify/index.html
@@ -75,7 +75,7 @@
                             <div class="panel-heading" role="tab" id="heading{$vo.id}">
                                 <h4 class="panel-title">
                                     <a role="button" class="collapsed {if $vo.is_read == 0}active{/if}" data-toggle="collapse" data-parent="#accordion" href="#collapse{$vo.id}" aria-expanded="false" aria-controls="collapse{$vo.id}" onclick="isRead('{$vo.id}')">
-                                        {$vo.title} <span class="mytb">{$vo.add_time|date="Y-m-d H:i:s"}</span>
+                                        {$vo.title} <span class="mytb">{$vo.create_time|date="Y-m-d H:i:s"}</span>
                                     </a>
                                 </h4>
                             </div>
diff --git a/app/admin/view/user/index.html b/app/admin/view/user/index.html
index e88c01f..b49385d 100644
--- a/app/admin/view/user/index.html
+++ b/app/admin/view/user/index.html
@@ -13,11 +13,11 @@
                 <div class="card-body">
                     <form class="form-inline searchForm" onsubmit="return false;">
                         <div class="form-group">
-                            <label for="add_time">留言时间</label>
+                            <label for="create_time">留言时间</label>
                             <div class="input-group">
-                                <input class="form-control js-datetimepicker" type="text" id="add_time" name="add_time" value="" data-side-by-side="true" data-locale="zh-cn" data-format="YYYY-MM-DD" placeholder="开始时间">
+                                <input class="form-control js-datetimepicker" type="text" id="create_time" name="create_time" value="" data-side-by-side="true" data-locale="zh-cn" data-format="YYYY-MM-DD" placeholder="开始时间">
                                 <span class="input-group-addon">~</span>
-                                <input class="form-control js-datetimepicker" type="text" name="add_time" value="" data-side-by-side="true" data-locale="zh-cn" data-format="YYYY-MM-DD" placeholder="结束时间">
+                                <input class="form-control js-datetimepicker" type="text" name="create_time" value="" data-side-by-side="true" data-locale="zh-cn" data-format="YYYY-MM-DD" placeholder="结束时间">
                             </div>
                         </div>
                         <div class="form-group">