diff --git a/app/Models/Project.php b/app/Models/Project.php
index a327595a..37d0a532 100644
--- a/app/Models/Project.php
+++ b/app/Models/Project.php
@@ -212,7 +212,7 @@ class Project extends AbstractModel
      */
     public function relationUserids()
     {
-        return $this->projectUser->pluck('userid')->toArray();
+        return ProjectUser::whereProjectId($this->id)->orderBy('id')->pluck('userid')->toArray();
     }
 
     /**
diff --git a/app/Models/ProjectTask.php b/app/Models/ProjectTask.php
index abc3ef76..f8fa7d84 100644
--- a/app/Models/ProjectTask.php
+++ b/app/Models/ProjectTask.php
@@ -851,7 +851,7 @@ class ProjectTask extends AbstractModel
      */
     public function relationUserids()
     {
-        $userids = $this->taskUser->pluck('userid')->toArray();
+        $userids = ProjectTaskUser::whereTaskId($this->id)->orderByDesc('owner')->orderByDesc('id')->pluck('userid')->toArray();
         $items = ProjectTask::with(['taskUser'])->where('parent_id', $this->id)->whereNull('archived_at')->get();
         foreach ($items as $item) {
             $userids = array_merge($userids, $item->taskUser->pluck('userid')->toArray());