diff --git a/app/Http/Controllers/Api/ProjectController.php b/app/Http/Controllers/Api/ProjectController.php
index 1db3a301a..9ada635e8 100755
--- a/app/Http/Controllers/Api/ProjectController.php
+++ b/app/Http/Controllers/Api/ProjectController.php
@@ -1699,6 +1699,10 @@ class ProjectController extends AbstractController
         $task_id = intval($param['task_id']);
         //
         $task = ProjectTask::userTask($task_id, true, true, 2);
+        $taskUser = ProjectTaskUser::select(['userid', 'owner'])->whereTaskId($task_id)->whereIn('owner', [0, 1])->get();
+        $owners = $taskUser->where('owner', 1)->pluck('userid')->toArray();         // 负责人
+        $assist = $taskUser->where('owner', 0)->pluck('userid')->toArray();         // 协助人
+
         // 更新任务
         $updateMarking = [];
         $task->updateTask($param, $updateMarking);
@@ -1720,6 +1724,18 @@ class ProjectController extends AbstractController
                 }
             }
         }
+        if (Arr::exists($param, 'owner') && $data['is_all_visible'] == 0) {
+            $diff = array_diff($owners, $param['owner']);
+            if ($diff) {
+                $task->pushMsgVisibleRemove($diff);
+            }
+        }
+        if (Arr::exists($param, 'assist') && $data['is_all_visible'] == 0) {
+            $diff = array_diff($owners, $param['assist']);
+            if ($diff) {
+                $task->pushMsgVisibleRemove($diff);
+            }
+        }
         //
         return Base::retSuccess('修改成功', $data);
     }
diff --git a/app/Models/ProjectTask.php b/app/Models/ProjectTask.php
index 3ac4e0e62..4a56adc79 100644
--- a/app/Models/ProjectTask.php
+++ b/app/Models/ProjectTask.php
@@ -1537,32 +1537,30 @@ class ProjectTask extends AbstractModel
 
     /**
      * 删除可见性任务 推送
-     * @param string $action
-     * @param array|self $data      发送内容，默认为[id, parent_id, project_id, column_id, dialog_id]
+     * @param array $userids
+     * @return void
      */
-    public function pushMsgVisibleRemove($data = null)
+    public function pushMsgVisibleRemove(array $userids = [])
     {
         if (!$this->project) {
             return;
         }
-        if ($data === null) {
-            $data = [
-                'id' => $this->id,
-                'parent_id' => $this->parent_id,
-                'project_id' => $this->project_id,
-                'column_id' => $this->column_id,
-                'dialog_id' => $this->dialog_id,
-            ];
-        } elseif ($data instanceof self) {
-            $data = $data->toArray();
-        }
+        $data = [
+            'id' => $this->id,
+            'parent_id' => $this->parent_id,
+            'project_id' => $this->project_id,
+            'column_id' => $this->column_id,
+            'dialog_id' => $this->dialog_id,
+        ];
         //
         $array = [];
-        // 项目成员 与 项目负责人，任务负责人、协助人的差集
-        $projectUserids = ProjectUser::whereProjectId($this->project_id)->pluck('userid')->toArray();  // 项目成员
-        $projectOwner = Project::whereId($this->project_id)->pluck('userid')->toArray();  // 项目负责人
-        $taskOwnerAndAssists = ProjectTaskUser::select(['userid', 'owner'])->whereIn('owner', [0, 1])->whereTaskId($this->id)->pluck('userid')->toArray();
-        $userids = array_diff($projectUserids, $projectOwner, $taskOwnerAndAssists);
+        if (empty($userids)) {
+            // 默认 项目成员 与 项目负责人，任务负责人、协助人的差集
+            $projectUserids = ProjectUser::whereProjectId($this->project_id)->pluck('userid')->toArray();  // 项目成员
+            $projectOwner = Project::whereId($this->project_id)->pluck('userid')->toArray();  // 项目负责人
+            $taskOwnerAndAssists = ProjectTaskUser::select(['userid', 'owner'])->whereIn('owner', [0, 1])->whereTaskId($this->id)->pluck('userid')->toArray();
+            $userids = array_diff($projectUserids, $projectOwner, $taskOwnerAndAssists);
+        }
         //
         $array[] = [
             'userid' => array_values($userids),