diff --git a/app/Models/ProjectTask.php b/app/Models/ProjectTask.php
index 557cadf97..3e0ae3601 100644
--- a/app/Models/ProjectTask.php
+++ b/app/Models/ProjectTask.php
@@ -767,9 +767,7 @@ class ProjectTask extends AbstractModel
                 $this->addLog("修改{任务}时间" . ($desc ? "（备注：{$desc}）" : ""), [
                     'change' => [$oldStringAt, $newStringAt]
                 ]);
-
-                // 修改计划时间需要重置任务邮件提醒日志
-                ProjectTaskMailLog::whereTaskId($this->id)->delete();
+                $this->taskPush(null, 3);
             }
             // 以下紧顶级任务可修改
             if ($this->parent_id === 0) {
@@ -1435,7 +1433,7 @@ class ProjectTask extends AbstractModel
     /**
      * 任务提醒
      * @param $userids
-     * @param int $type 0-新任务、1-即将超时、2-已超时
+     * @param int $type 0-新任务、1-即将超时、2-已超时、3-修改时间
      * @return void
      */
     public function taskPush($userids, int $type)
@@ -1457,7 +1455,7 @@ class ProjectTask extends AbstractModel
         }
 
         $text = view('push.task', [
-            'type' => str_replace([0, 1, 2], ['start', 'before', 'after'], $type),
+            'type' => str_replace([0, 1, 2, 3], ['start', 'before', 'after', 'times'], $type),
             'task' => $this,
         ])->render();
 
diff --git a/app/Models/ProjectTaskMailLog.php b/app/Models/ProjectTaskMailLog.php
deleted file mode 100644
index 6504ef91e..000000000
--- a/app/Models/ProjectTaskMailLog.php
+++ /dev/null
@@ -1,45 +0,0 @@
-<?php
-
-
-namespace App\Models;
-
-
-
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-/**
- * App\Models\ProjectTaskMailLog
- *
- * @property int $id
- * @property int|null $userid 用户id
- * @property int|null $task_id 任务id
- * @property string|null $email 电子邮箱
- * @property int|null $type 提醒类型：0 任务开始提醒，1 距离到期提醒，2到期超时提醒
- * @property int|null $is_send 邮件发送是否成功：0否，1是
- * @property string|null $send_error 邮件发送错误详情
- * @property \Illuminate\Support\Carbon|null $created_at
- * @property \Illuminate\Support\Carbon|null $updated_at
- * @property \Illuminate\Support\Carbon|null $deleted_at
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog newModelQuery()
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog newQuery()
- * @method static \Illuminate\Database\Query\Builder|ProjectTaskMailLog onlyTrashed()
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog query()
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereCreatedAt($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereDeletedAt($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereEmail($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereId($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereIsSend($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereSendError($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereTaskId($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereType($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereUpdatedAt($value)
- * @method static \Illuminate\Database\Eloquent\Builder|ProjectTaskMailLog whereUserid($value)
- * @method static \Illuminate\Database\Query\Builder|ProjectTaskMailLog withTrashed()
- * @method static \Illuminate\Database\Query\Builder|ProjectTaskMailLog withoutTrashed()
- * @mixin \Eloquent
- */
-class ProjectTaskMailLog extends AbstractModel
-{
-    use SoftDeletes;
-
-}
diff --git a/app/Tasks/EmailNoticeTask.php b/app/Tasks/EmailNoticeTask.php
index 78b6098f6..cb599136d 100644
--- a/app/Tasks/EmailNoticeTask.php
+++ b/app/Tasks/EmailNoticeTask.php
@@ -2,8 +2,6 @@
 
 namespace App\Tasks;
 
-use App\Models\ProjectTask;
-use App\Models\ProjectTaskMailLog;
 use App\Models\Setting;
 use App\Models\User;
 use App\Models\WebSocketDialogMsg;
diff --git a/database/migrations/2023_01_30_175859_delete_project_task_mail_logs_table.php b/database/migrations/2023_01_30_175859_delete_project_task_mail_logs_table.php
new file mode 100644
index 000000000..f7efc3ed0
--- /dev/null
+++ b/database/migrations/2023_01_30_175859_delete_project_task_mail_logs_table.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class DeleteProjectTaskMailLogsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::dropIfExists('project_task_mail_logs');
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        // 删除表无法恢复
+    }
+}
diff --git a/resources/views/push/task.blade.php b/resources/views/push/task.blade.php
index 7dd4cb023..262484807 100755
--- a/resources/views/push/task.blade.php
+++ b/resources/views/push/task.blade.php
@@ -2,6 +2,8 @@
     您的任务 <span class="mention task" data-id="{{ $task->id }}">#{{ $task->name }}</span> 即将超时，请及时处理。
 @elseif ($type === 'after')
     您的任务 <span class="mention task" data-id="{{ $task->id }}">#{{ $task->name }}</span> 已经超时，请及时处理。
+@elseif ($type === 'times')
+    您的任务 <span class="mention task" data-id="{{ $task->id }}">#{{ $task->name }}</span> 时间已修改，请注意查看。
 @else
     您有一个新任务 <span class="mention task" data-id="{{ $task->id }}">#{{ $task->name }}</span>。
 @endif